{"title":"Benzoyl Peroxide Products","description":"\u003cp\u003eBrowse our Benzoyl Peroxide Products collection. Best Price.\u003c\/p\u003e","products":[{"product_id":"10-benzoyl-peroxide-cleansing-bar-non-soap-unscented","title":"10% Benzoyl Peroxide Cleansing Bar (non-soap) - Unscented","description":"\u003ch3\u003e\u003cstrong\u003eABOUT THIS PRODUCT\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eMaximum-strength benzoyl peroxide. Without the bottle.\u003c\/p\u003e\n\u003cp\u003eIf you're treating acne with benzoyl peroxide, you've almost certainly purchased BPO it in a plastic bottle or tube — a foaming wash, a creamy cleanser, an ointment, a pump. That's simply how the category has evolved. Between roughly 1995 and 2010, benzoyl peroxide bars nearly disappeared from American shelves as liquid washes took over the acne aisle, and a generation of shoppers grew up never seeing the bar option at all.\u003c\/p\u003e\n\u003cp\u003eDermaHarmony's 10% Benzoyl Peroxide Cleansing Bar delivers benzoyl peroxide at 10% — the highest concentration permitted in an over-the-counter acne treatment — in a rinse-off format that does the same job the bottled BPO wash does. Lather, wash for a minute or two, rinse. Same active. Same mechanism against blackheads, whiteheads, and pimples. What you leave behind is the 'product water', the plastic, the pump, and the supporting cast of ingredients a liquid formula needs just to stay liquid.\u003c\/p\u003e\n\u003cp\u003eBenzoyl peroxide is one of the active ingredients the FDA recognizes as generally recognized as safe and effective (GRASE) for acne under its OTC topical acne drug monograph, permitted from 2.5% up to 10%. It reduces acne-causing bacteria on the skin and helps clear the dead skin that blocks pores — the combination that makes it effective on inflammatory acne: the red, tender, pus-filled bumps known as papules, pustules, cysts, and nodules. If your breakouts are mainly surface blackheads and whiteheads, a salicylic acid or sulfur bar may serve you better. If you get red, angry pimples, benzoyl peroxide belongs in your rotation.\u003c\/p\u003e\n\u003cp\u003ePrefer to start gentler? Clinical research suggests you don't necessarily need the maximum strength — see our 5% Benzoyl Peroxide Cleansing Bar, and the note further down this page.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy a Bar instead of a Wash or Foam?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the honest case, and it isn't about the active ingredient — a well-made 10% BPO wash and a well-made 10% BPO bar both deliver benzoyl peroxide to your skin. It's about everything wrapped around the active.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA liquid wash is mostly water — and you use far more of it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWater is the base ingredient in essentially every liquid cleanser and body wash on the market. Published formulation guides from cosmetic-ingredient suppliers put water at roughly 50–70% of a typical body wash by weight (\u003cem\u003eLubrizol formulation data\u003c\/em\u003e), and the cosmetics certification body \u003cem\u003eNATRUE\u003c\/em\u003e notes that rinse-off products such as shower gels and cleansers can run up to 95% water, while bar soaps may contain only traces or none at all.\u003c\/p\u003e\n\u003cp\u003eYou also use dramatically more product per wash. A peer-reviewed life-cycle assessment by \u003cem\u003eETH Zurich\u003c\/em\u003e researchers measured this directly: a single hand-wash consumed 2.3 grams of liquid soap versus 0.35 grams of bar soap — roughly 6.6 times more product by weight to accomplish the same wash (\u003cem\u003eKoehler \u0026amp; Wildbolz, Environmental Science \u0026amp; Technology, 2009\u003c\/em\u003e). That is why one 4 oz bar goes a long, long way.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA liquid formula needs ingredients a bar doesn't.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSuspending benzoyl peroxide in water and keeping it stable, pourable, and shelf-stable requires a supporting cast: emulsifiers, thickeners, chelators, preservatives, solubilizers. Some 10% BPO liquid products on the market build their vehicle from petrolatum and fatty alcohols and add fragrance, menthol, BHT, benzyl alcohol, and ethoxylated ingredients on top of the active. Others are formulated much more cleanly than that — we're not going to pretend every liquid wash is a problem, because it isn't. But the pattern holds: a liquid has more jobs to do to deliver the active, and every one of those jobs is another ingredient on the label.\u003c\/p\u003e\n\u003cp\u003eOur bar has ten ingredients total, including the active. It doesn't need a preservative system, because it isn't a water-based product sitting in a warm bottle. It doesn't need fragrance to mask a base note, because it's unscented. And there's no colorant at all — no dye, no iron oxides, nothing added to make it look like anything.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA bar doesn't come in a bottle\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe'd rather show you the numbers than call ourselves green. Bottom line: Bars are a lower-impact way to buy Benzoyl Peroxide.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYou stop shipping water.\u003c\/strong\u003e A 4 oz bar is 4 oz of product. A bottled wash is largely water that has to be trucked across the country along with the active ingredient. There's an obvious greenhouse gas impact here.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYou use less product to get the same wash. \u003c\/strong\u003eThe \u003cem\u003eETH Zurich\u003c\/em\u003e life-cycle assessment cited above found liquid soap's cradle-to-gate fossil energy demand runs 1.5 to 4.6 times higher than bar soap's, and concluded that hand-washing with bar soap was preferable to liquid soap across the environmental indicators the study measured — driven largely by that 6.6× difference in product used per wash (\u003cem\u003eKoehler \u0026amp; Wildbolz, 2009\u003c\/em\u003e). Worth noting for honesty's sake: the same study found bar soap carries a larger land-use impact, because bar formats lean on vegetable-oilderived ingredients. It's a real trade-off, and we'd rather you hear it from us.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe packaging math is not close.\u003c\/strong\u003e Our bar ships in a printed paperboard carton. A liquid wash ships in a plastic bottle, usually with a pump. Using a single year of EPA reporting so the comparison is apples to apples: paper and paperboard packaging was recycled at about 68% in the United States — the highest rate of any material in municipal solid waste — while plastics were recycled at about 8.5% (U.S. EPA; EPA containers and packaging data). Paperboard containers and packaging specifically came in at 80.9%.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAnd the pump is trash. \u003c\/strong\u003eNot a figure of speech — a literal one. Pump dispensers are multimaterial assemblies: a stainless-steel spring, a polypropylene dip tube, and a housing in a third plastic. Curbside programs don't accept them. The bottle may be recyclable; the pump has to come off and go in the garbage first, and most people don't know that.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWe're not claiming perfection.\u003c\/strong\u003e Our bar is sealed in a polypropylene wrap inside the carton, and we'd rather tell you plainly that polypropylene is one of the harder plastics to actually recycle in the U.S. — accepted by some municipal programs and not others, so check locally rather than assuming. That wrap is there for a reason: benzoyl peroxide degrades on exposure to air, heat, and moisture, and the seal is what protects the potency you paid for. The carton ink is not petroleum-based, which makes the carton easier to recycle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy this matters more than it sounds like it should.\u003c\/strong\u003e Acne treatment is not a one-bottle problem. It's a daily product used for months or years, often over large areas like the back, chest, and shoulders. Multiply one person's routine across a few years and the format choice compounds. Consumer demand is already moving this direction — 81% of beauty shoppers say brands should actively reduce plastic packaging, and 47% say they'd pay more for sustainable packaging (\u003cem\u003eCleanHub consumer survey\u003c\/em\u003e) — but the acne aisle has been slow to offer the option. We think the bar should be the default way to buy a rinse-off acne treatment, not the curiosity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAbout Strength: Do You Actually Need 10%?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe sell the maximum strength and we'll still tell you the research honestly. A landmark double blind clinical study compared 2.5%, 5%, and 10% benzoyl peroxide head to head and found them comparably effective at reducing inflammatory acne lesions, with the higher concentrations producing significantly more dryness, redness, and burning. In a rinse-off format like a bar — where contact time is measured in seconds, not hours — that finding matters even more.\u003c\/p\u003e\n\u003cp\u003eSo why offer 10%? Because some people have built tolerance, some are treating stubborn body acne over large areas, and some have been directed to 10% by their doctor. Choose 10% if that's you. If you're new to benzoyl peroxide, or you have dry, sensitive, or reactive skin, we'd genuinely rather sell you the 5% bar and have you still be using it in three months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Makes This Bar Different\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA true non-soap syndet formula. No sodium tallowate, no lye-based soap chemistry, no alkali soap salts raising the bar's pH. The cleansing system is built on coco glucoside, sodium isethionate, and sodium cocoyl isethionate — plant- and mineral-derived surfactants selected for mildness.\u003c\/li\u003e\n\u003cli\u003eStructured with fatty acids, not filler. Coconut fatty acid and stearic acid remain in the finished bar as unneutralized free fatty acids, giving it firmness and long wear. They're the same category of ingredient that contributes to the bar's mild cleansing action — not a separate starch-and-salt system added purely to bulk the bar out.\u003c\/li\u003e\n\u003cli\u003eBuffered with lactic acid. A naturally derived AHA that supports pH balance and light exfoliation with every wash.\u003c\/li\u003e\n\u003cli\u003eTen ingredients. No preservatives, no fragrance, no colorants. This bar contains no iron oxides and no dye of any kind. It's left completely uncolored on purpose — which also means you can tell it apart at a glance from our 5% bar, which is tinted with real iron oxide minerals.\u003c\/li\u003e\n\u003cli\u003eNo Ethylene\/VA Copolymer. We don't use this plastic-derived film former in any DermaHarmony product.\u003c\/li\u003e\n\u003cli\u003eNo cocamidopropyl betaine. A surfactant associated with contact-allergy and irritation concerns — left out entirely.\u003c\/li\u003e\n\u003cli\u003eNo tallow, ever. Consistent with our commitment to avoid animal-derived ingredients.\u003c\/li\u003e\n\u003cli\u003eMade in the USA, by us. We own the formula, choose every ingredient and every source, and run production ourselves. The bar you bought from us years ago is the same bar you'll get today — on a supply chain that costs us more precisely because nothing changes without us.\u003c\/li\u003e\n\u003cli\u003eFamily-owned in Maine for nearly 30 years, and wholly focused on cleansing problem skin.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eOne note on the bar category, for completeness:\u003c\/em\u003e a small number of other brands sell 10% benzoyl peroxide bars, and their current formulations are a real improvement over what the category offered years ago. We're glad the format is coming back. Our formula has been built to our own soap-free syndet specification from the start, and we're confident in it — but the choice we most want you to consider isn't which bar. It's bar instead of bottle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou'll likely get the most out of this bar if you:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCurrently use a 10% benzoyl peroxide liquid wash or cream cleanser and want the same treatment without the bottle, pump, or filler water\u003c\/li\u003e\n\u003cli\u003eWant to cut plastic out of a product you'll be using daily for months\u003c\/li\u003e\n\u003cli\u003eHave moderate to stubborn inflammatory acne — red, tender, pus-filled bumps — and have already tolerated benzoyl peroxide\u003c\/li\u003e\n\u003cli\u003eTreat acne on your back, chest, shoulders, or buttocks, where a bar covers a large area far more easily than a pump bottle\u003c\/li\u003e\n\u003cli\u003eRead ingredient labels and would rather have ten ingredients than twenty\u003c\/li\u003e\n\u003cli\u003eAre sensitive to fragrance and want an unscented, dye-free acne treatment\u003c\/li\u003e\n\u003cli\u003eWant a syndet (non-soap) bar because traditional soap leaves your skin tight and stripped\u003c\/li\u003e\n\u003cli\u003ePrefer to avoid plastic-derived film formers\u003c\/li\u003e\n\u003cli\u003eHave been directed by a doctor to use maximum-strength benzoyl peroxide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHow Benzoyl Peroxide Compares to Our Other Acne Actives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenzoyl Peroxide vs. Sulfur\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth treat acne, through different mechanisms. Sulfur works at pore level through a gentler drying and clearing action, is usually the better-tolerated choice for reactive skin, and won't bleach fabric. Benzoyl peroxide goes further against inflammatory, bacteria-driven acne, which is why it's the stronger choice for red, pus-filled breakouts rather than surface congestion. If dryness is your main worry and your acne is mostly non-inflammatory, our 10% Sulfur with Tea Tree Oil Bar Soap is worth trying first or in rotation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenzoyl Peroxide vs. Salicylic Acid\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSalicylic acid is a beta hydroxy acid that works inside the pore, dissolving the buildup behind blackheads and whiteheads. It lacks benzoyl peroxide's antibacterial action, but it's typically gentler and better suited to long-term daily maintenance. A common routine: use this bar to bring an active flare-up under control, then move to a salicylic acid bar for ongoing pore maintenance. FDA guidance advises against layering multiple topical acne actives on the same area at the same time unless a doctor directs it — the combined drying effect can exceed either ingredient alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA Note on Dryness \u0026amp; Irritation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBenzoyl peroxide dries and peels skin as part of how it works, and at 10% it does so more than at 5%. How to manage it:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDays 1–7: Once daily, ideally in the evening. Follow immediately with an oil-free, noncomedogenic moisturizer.\u003c\/li\u003e\n\u003cli\u003eWeek 2 onward: If your skin is tolerating it well, you can increase frequency as directed below.\u003c\/li\u003e\n\u003cli\u003eIf flaking, tightness, or redness appear: Scale back to every other day until your skin adjusts, then build back up.\u003c\/li\u003e\n\u003cli\u003eNever scrub. Nothing gritty, nothing abrasive.\u003c\/li\u003e\n\u003cli\u003eThe non-negotiable step: Moisturize every single time. It's the biggest factor separating \"manageable\" from \"I quit.\"\u003c\/li\u003e\n\u003cli\u003eNew to benzoyl peroxide? A sensible way to start: use the bar on just one or two small affected areas for the first three days. If no irritation develops, move to the full directions below.\u003c\/li\u003e\n\u003cli\u003eStill too much? Step down to the 5% bar rather than stopping treatment altogether.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eA Note on the First Few Weeks (It May Look Worse Before It Looks Better)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWorth saying plainly: many people find their skin looks somewhat worse — more redness, a few new small breakouts — during the first two to three weeks on benzoyl peroxide, before it starts looking better. That's benzoyl peroxide surfacing congestion that was already forming beneath the skin, not a sign the product is wrong for you. Dryness and peeling are typically at their worst in those first three weeks. Give it a full six weeks before judging results; full effects can take two to three months. If irritation becomes severe, or hasn't begun improving by week six, stop use and check in with a doctor\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBAR SIZE\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e4 OZ (113 G) - 2.6\" x 2.6\" x 1\" Square - Single Bar Per Box\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePURPOSE\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAcne medication\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDIRECTIONS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor best results use daily. Work-up a lather using warm water and gently massage into problem areas. Cleansing solution should stay in contact with skin for at least 60-90 seconds. Then rinse thoroughly and pat dry. Use at least twice a week on affected areas in place of your regular soap or as directed by a doctor. If bothersome dryness or peeling occurs, reduce application to once a day or every other day. If desired, follow cleansing with the moisturizer of your choosing.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWARNINGS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor external use only. Do not use if you have very sensitive skin, are sensitive to benzoyl peroxide. When using this product, avoid unnecessary sun exposure and use a sunscreen, avoid contact with the eyes, lips, and mouth, avoid contact with hair and dyed fabrics, which may be bleached by this product, skin irritation and dryness is more likely to occur if you use another topical acne medication at the same time, skin irritation may occur, characterized by redness, burning, itching, peeling, or possibly swelling. Irritation may be reduced by using the product less frequently or in a lower concentration. Stop use and ask a doctor if irritation becomes severe. Keep out of reach children. If swallowed, get medical help or contact a Poison Control Center right away.\u003c\/p\u003e\n\u003cp\u003eBPO will bleach stain clothing and towels - use caution. It leaves funky orange stains on nearly everything it touches. Wash your hands well with soap and water after each application. Rinse your face and body extremely well before toweling off to prevent staining of fabrics.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eACTIVE INGREDIENT\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e10% Benzoyl Peroxide\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eINACTIVE INGREDIENTS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSodium Cocoyl Isethionate (SCI):\u003c\/strong\u003e Known as Baby Foam due to its exceptional mildness, SCI raw material is a surfactant that is comprised of a type of sulphonic acid called Isethionic Acid as well as the sodium salt ester from Coconut Oil.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStearic Acid: \u003c\/strong\u003eA vegetable derived waxy substance used as a thickening agent in shampoo bars.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCoconut Fatty Acid:\u003c\/strong\u003e A surfactant, cleansing agent, emulsifier and a foam booster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSodium Isethionate: \u003c\/strong\u003eAn organic salt isethionic acid that was discovered in 1833. It is used as an organosulfur compound. It lowers the pH while maintaining a high level of detergency and lather.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWater\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCoco Glucoside: \u003c\/strong\u003eA natural, gentle, and environmentally-friendly cleansing agent and surfactant (a word that is the shortened version of the term “Surface Active Agent”) sourced from coconuts. Sufactants prompt oil and water to combine, thereby making it easier for oily residue found on the hair to attach to syndet (synthetic detergent) and water, leaving the hair cleansed of any grease without stripping away its natural oils.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCetearyl Alcohol Ceteareth-20: \u003c\/strong\u003eEmulgade 1000 Ni by BASF - a vegetable based emulsifying wax.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLactic Acid: \u003c\/strong\u003eAn Alpha Hydroxy Acid or AHA used to gently exfoliate the skin, lighten dark spots, and improve the look of fine lines and wrinkles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOther ingredient information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 5% bar contains natural iron oxides which gives the bar an orange appearance (so that customers that use both the 10% and the 5% can differentiate between the bars).\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSTORAGE\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eStore in a cool dry place between 59° - 86° F (15° - 30° C) away from direct heat and humidity (not on a hot, steamy shower shelf). A bathroom cabinet or dry soap dish out of direct sun is the ideal spot. Benzoyl peroxide denatures at room temperature - it will begin to break down once exposed to air, heat, and moisture. Use within 12 months of purchase. Unopened product is good for two years from date of manufacture if bars have been stored in a controlled environment.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eOTHER INFORMATION\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eStamped\/embossed: \"dermaharmony\".\u003c\/p\u003e\n\u003cp\u003eSealed in recyclable polypropylene inside carton.\u003c\/p\u003e\n\u003cp\u003eCarton ink is not petroleum-based which is better for recycling.\u003c\/p\u003e\n\u003cp\u003eThis product is an Over-The-Counter (OTC) Drug.\u003c\/p\u003e\n\u003cp\u003eMade in the USA of U.S. and imported ingredients.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eNDC Code:\u003c\/strong\u003e 71819-011-04\u003cbr\u003e\u003cstrong\u003eASIN:\u003c\/strong\u003e B0925B6RLP\u003cbr\u003e\u003cstrong\u003eGS1 UPC: \u003c\/strong\u003e860004825838\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0020\/1254\/5099\/files\/package-icons-fragrance-free-600.jpg?v=1785444993\u0026amp;width=700\" alt=\"\"\u003e\u003c\/p\u003e","brand":"DermaHarmony","offers":[{"title":"1 BAR (4 OZ)","offer_id":67439752708141,"sku":"hfp1788022830978","price":7.56,"currency_code":"USD","in_stock":true},{"title":"2 BARS (4 OZ EA)","offer_id":67439752740909,"sku":"zxt1788022830979","price":14.55,"currency_code":"USD","in_stock":true},{"title":"3 BARS (4 OZ EA)","offer_id":67439752773677,"sku":"ufy1788022830980","price":22.8,"currency_code":"USD","in_stock":true},{"title":"5 BARS (4 OZ EA)","offer_id":67439752806445,"sku":"nxr1788022830981","price":29.25,"currency_code":"USD","in_stock":true},{"title":"10 BARS (4 OZ EA)","offer_id":67439752839213,"sku":"onk1788022830982","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/5586\/7181\/files\/10-benzoyl-peroxide-cleansing-bar-non-soap---unscented_1.jpg?v=1788022848"},{"product_id":"5-benzoyl-peroxide-cleansing-bar-non-soap-unscented","title":"5% Benzoyl Peroxide Cleansing Bar (non-soap) - Unscented","description":"\u003ch3\u003e\u003cstrong\u003eABOUT THIS PRODUCT\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA full acne treatment, dialed back to where your skin can actually tolerate it.\u003c\/p\u003e\n\u003cp\u003eMost benzoyl peroxide products are sold at 10% because higher has always been marketed as stronger. DermaHarmony's 5% Benzoyl Peroxide (BPO) Cleansing Bar takes a different position: it's a full-strength, FDA monograph acne treatment formulated at the concentration clinical research points to as the better everyday choice for most skin — effective against inflammatory acne, without the level of dryness and peeling that drives people to quit 10% treatments in the first few weeks. Think of it as a bar-format alternative to a liquid BPO face wash or BPO cleanser: same active ingredient, same acne-fighting mechanism against blackheads, whiteheads, and pimples — just without the bottle, pump, or filler water. If you'd rather start at the maximum concentration, DermaHarmony also makes a 10% Benzoyl Peroxide Cleansing Bar.\u003c\/p\u003e\n\u003cp\u003eBenzoyl peroxide (BPO) is one of five active ingredients recognized as generally recognized as safe and effective (GRASE) for acne under the FDA's OTC topical acne drug monograph, permitted at 2.5% to 10% concentration. It works by reducing the population of acne-causing bacteria on the skin and helping clear the dead skin cells that clog pores — the combination that makes it effective against inflammatory acne: the red, pus-filled bumps known as pustules, papules, cysts, and nodules.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy 5%, not 10%?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor decades, the working assumption in acne treatment was that more benzoyl peroxide meant faster, more complete clearing. A landmark double-blind clinical study challenged that assumption directly: comparing 5% and 10% benzoyl peroxide head-to-head, researchers found the two concentrations equally effective at reducing inflammatory acne lesions — but the 10% group experienced significantly more dryness, redness, and peeling. The bacterial knockdown also happens fast at both strengths: within the same roughly 30-second contact window in-vitro, meaning a rinse-off bar doesn't need the higher concentration to do its job. That's the case for 5% as a genuine treatment option rather than a \"starter\" or diluted version of the real thing.\u003c\/p\u003e\n\u003cp\u003eWe're the only FDA-registered manufacturer offering a dedicated 5% BPO bar in \u003cem\u003ebar-form\u003c\/em\u003e — every other 10%-and-under bar-format competitor we're aware of sells 10% only. Worth knowing: prior to 2023, competitive 10% BPO bars sold in the US all came from a single Canadian manufacturer, using a tallow-and-glycerin soap\/syndet hybrid formula. That manufacturer has since closed, forcing those brands to reformulate elsewhere. DermaHarmony has never used that formula or that supply chain — our bars have been built to our 100% soap-free syndet specification the entire time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Makes This Bar Different\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrue non-soap syndet formula. No sodium tallowate, no lye-based soap chemistry, no alkali salts raising the bar's pH. The cleansing system is built on coco glucoside, sodium isethionate, and sodium cocoyl isethionate — three plant- and mineral-derived surfactants chosen for mildness, not cost.\u003c\/li\u003e\n\u003cli\u003eBuffered with lactic acid. A naturally derived AHA that gently supports pH balance and light exfoliation on every wash, working alongside the benzoyl peroxide rather than against your skin barrier.\u003c\/li\u003e\n\u003cli\u003eColored for a reason, not decoration. Real iron oxide minerals give the 5% bar a distinct orange-tan tone specifically so you can tell it apart from the uncolored 10% bar at a glance — useful if you keep both in rotation.\u003c\/li\u003e\n\u003cli\u003eStructured with fatty acids, not starch filler. Coconut fatty acid and stearic acid give the bar its firmness and long wear. Some competing bars bulk up with dextrin and salt purely to stretch the bar further; ours doesn't need it.\u003c\/li\u003e\n\u003cli\u003eNo microplastics. We don't use Ethylene\/VA Copolymer (ethylene-vinyl acetate copolymer), an ingredient flagged as a microplastic that shows up in some competing acne washes.\u003c\/li\u003e\n\u003cli\u003eNo cocamidopropyl betaine. A surfactant linked to contact-allergy and irritation concerns in a meaningful share of users — left out of this formula entirely.\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA. Formulated and produced domestically.\u003c\/li\u003e\n\u003cli\u003eA wash-in-place-of-soap format. No bottle, no pump, no liquid filler diluting the active ingredient — just benzoyl peroxide, a mild cleansing base, and enough structure to last.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHave tried 10% benzoyl peroxide and found it too drying, too irritating, or hard to stick with past the first few weeks\u003c\/li\u003e\n\u003cli\u003eHave mild to moderate inflammatory acne — red bumps, pustules, or the occasional cyst — rather than primarily blackheads and whiteheads\u003c\/li\u003e\n\u003cli\u003eWant a benzoyl peroxide product but have naturally dry, sensitive, or reactive skin\u003c\/li\u003e\n\u003cli\u003ePrefer to start at a lower, clinically supported concentration and step up to 10% only if needed\u003c\/li\u003e\n\u003cli\u003eWant a bar-format cleanser instead of a liquid wash that's mostly water and filler\u003c\/li\u003e\n\u003cli\u003eAre looking for a syndet (non-soap) formula because traditional soap leaves your skin feeling tight or stripped\u003c\/li\u003e\n\u003cli\u003eWant a benzoyl peroxide product without microplastics or tallow-derived ingredients\u003c\/li\u003e\n\u003cli\u003eUse benzoyl peroxide on body acne (chest, back, shoulders) where a bar is easier to apply evenly than a bottle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWondering how benzoyl peroxide compares to DermaHarmony's other acne actives? Here's \u003c\/strong\u003e\u003cstrong\u003ehow it stacks up.\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenzoyl Peroxide vs. Sulfur\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSulfur and benzoyl peroxide both treat acne, but they work on different mechanisms. Sulfur dries and helps clear blemishes through a gentler, pore-level action and is generally the better tolerated option for reactive or easily irritated skin — it won't bleach fabric, either. Benzoyl peroxide goes further against inflammatory, bacteria-driven acne, which is why it's the stronger choice for red, pus-filled breakouts rather than surface blackheads and whiteheads. If dryness is your main concern and your acne is mostly non-inflammatory, DermaHarmony's 10% Sulfur with Tea Tree Oil Bar Soap is worth trying first or in rotation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenzoyl Peroxide vs. Salicylic Acid\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSalicylic acid is a beta hydroxy acid that works inside the pore, breaking down the buildup that causes blackheads and whiteheads. It doesn't have the antibacterial action that makes benzoyl peroxide effective on inflammatory acne, but it's typically gentler and better suited to daily long-term maintenance once an active breakout is under control. A common routine: use this 5% BPO bar to bring an active flare-up down, then switch to a salicylic acid bar for ongoing pore maintenance. FDA guidance advises against layering multiple topical acne actives on the same area at the same time unless a doctor directs it, since the combined drying effect can be more than either ingredient alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA Note on Dryness \u0026amp; Irritation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBenzoyl peroxide dries and peels skin as part of how it works — that's true at 5% as well as 10%, just to a lesser degree. Here's how to manage it:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDays 1–7: Use once daily, ideally in the evening. Follow immediately with an oil-free, noncomedogenic moisturizer.\u003c\/li\u003e\n\u003cli\u003eWeek 2 onward: If your skin is tolerating it well, you can increase to twice daily.\u003c\/li\u003e\n\u003cli\u003eIf you notice flaking, tightness, or redness: Scale back to every other day until your skin adjusts, then build back up.\u003c\/li\u003e\n\u003cli\u003eThe one non-negotiable step: Moisturize every time you use this bar. It's the single biggest factor separating \"manageable\" from \"too drying\" in benzoyl peroxide users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eA Note on the First Few Weeks (It May Look Worse Before It Looks Better)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is common enough that it's worth saying plainly: many people see their skin look a little worse — more redness, some new small breakouts — during the first two to three weeks of starting benzoyl peroxide, before it starts looking better. This isn't a sign the product is wrong for you; it's benzoyl peroxide surfacing and clearing out congestion that was already forming under the skin. Give it a full 6 weeks before judging results, and the full effect can take 2–3 months to fully show. If irritation becomes severe rather than mild-to-moderate, or hasn't started improving by week 6, stop use and check in with a doctor.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBAR SIZE\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e4 OZ (113 G) - 2.6\" x 2.6\" x 1\" Square - Single Bar Per Box\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eUSES\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor the treatment of acne.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePenetrates pores to clear most blackheads and whiteheads\u003c\/li\u003e\n\u003cli\u003eReduces the number of acne blemishes and pimples\u003c\/li\u003e\n\u003cli\u003eHelps prevent new acne blemishes, blackheads, and whiteheads from forming\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDIRECTIONS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBecause excessive drying of the skin may occur, start with one application daily, then gradually increase to two or three times daily if needed or as directed by a doctor.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLather the bar with warm water.\u003c\/li\u003e\n\u003cli\u003eGently massage the lather onto affected areas.\u003c\/li\u003e\n\u003cli\u003eLet the lather sit on skin for 60–90 seconds.\u003c\/li\u003e\n\u003cli\u003eRinse thoroughly and pat dry.\u003c\/li\u003e\n\u003cli\u003eIf bothersome dryness or peeling occurs, reduce application to once daily or every other day.\u003c\/li\u003e\n\u003cli\u003eIf going outside, apply sunscreen after using this product. If irritation or sensitivity develops, stop use of both products and ask a doctor.\u003c\/li\u003e\n\u003cli\u003eFollow with a moisturizer of your choice.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFirst-time benzoyl peroxide users:\u003c\/strong\u003e apply to one or two small affected areas for the first 3 days. If no irritation develops, move to the full directions above.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWARNINGS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFor external use only. Do not use if you have very sensitive skin or are sensitive to benzoyl peroxide. When using this product: avoid unnecessary sun exposure and use a sunscreen; avoid contact with the eyes, lips, and mouth; avoid contact with hair and dyed fabrics, which may be bleached by this product; skin irritation and dryness is more likely if you use another topical acne medication at the same time. If irritation occurs, only use one topical acne medication at a time. Skin irritation may occur, characterized by redness, burning, itching, peeling, or swelling. Irritation may be reduced by using the product less frequently or at a lower concentration. Stop use and ask a doctor if irritation becomes severe. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.\u003c\/p\u003e\n\u003cp\u003eBPO will bleach stain clothing and towels — use caution. Wash hands well with soap and water after each application, and rinse thoroughly before toweling off to prevent staining fabrics.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eACTIVE INGREDIENT\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e5% Benzoyl Peroxide\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eINACTIVE INGREDIENTS\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSodium Cocoyl Isethionate (SCI):\u003c\/strong\u003e \u003cspan\u003eKnown as Baby Foam due to its exceptional mildness, SCI raw material is a surfactant that is comprised of a type of sulphonic acid called Isethionic Acid as well as the sodium salt ester from Coconut Oil.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStearic Acid:\u003c\/strong\u003e \u003cspan\u003eA vegetable derived waxy substance used as a thickening agent in shampoo bars.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCoconut Fatty Acid:\u003c\/strong\u003e \u003cspan\u003eA surfactant, cleansing agent, emulsifier and a foam booster.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSodium Isethionate:\u003c\/strong\u003e \u003cspan\u003eAn organic salt isethionic acid that was discovered in 1833. It is used as an organosulfur compound. It lowers the pH while maintaining a high level of detergency and lather.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWater\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCoco Glucoside:\u003c\/strong\u003e \u003cspan\u003eA natural, gentle, and environmentally-friendly cleansing agent and surfactant (a word that is the shortened version of the term “Surface Active Agent”) sourced from coconuts. Sufactants prompt oil and water to combine, thereby making it easier for oily residue found on the hair to attach to syndet (synthetic detergent) and water, leaving the hair cleansed of any grease without stripping away its natural oils.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCetearyl Alcohol \u0026amp; Ceteareth-20:\u003c\/strong\u003e Emulgade 1000 Ni by BASF - a vegetable based emulsifying wax.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLactic Acid:\u003c\/strong\u003e An Alpha Hydroxy Acid or AHA used to gently exfoliate the skin, lighten dark spots, and improve the look of fine lines and wrinkles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIron Oxides:\u003c\/strong\u003e The 5% bar contains natural iron oxides which gives the bar an orange appearance (so that customers that use both the 10% and the 5% can differentiate between the bars). \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSTORAGE\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eStore in a cool, dry place between 59°–86°F (15°–30°C). Benzoyl peroxide denatures at room temperature and will begin to break down once exposed to air, heat, and moisture. Use within 12 months of purchase. Unopened product is good for two years from date of manufacture if stored in a controlled environment.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs it normal for my skin to look worse before it gets better?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Many users notice more redness or a few new small breakouts in the first two to three weeks as benzoyl peroxide clears out congestion that was already forming beneath the skin. This is a normal adjustment phase, not a sign the product isn't working. Give it a full 6 weeks before judging results — full effects can take 2–3 months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this bar dry out my skin?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSome dryness, flaking, or peeling is expected — it's part of how benzoyl peroxide works, at 5% as well as 10%. Most users find 5% noticeably more tolerable than 10%. Using a daily oil-free moisturizer, starting with once-daily  application, and building up gradually all help minimize this.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the 5% bar different from your 10% bar?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth are FDA monograph-compliant benzoyl peroxide treatments built on the same syndet formula. Clinical research shows 5% and 10% benzoyl peroxide are similarly effective against inflammatory acne, with 10% causing more dryness and irritation. We recommend 5% as the default starting point for most users, and 10% for those who've built up tolerance or need a stronger option as directed by a doctor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this with sulfur or salicylic acid products?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNot on the same area at the same time without a doctor's guidance — layering multiple topical acne actives increases the risk of excess dryness and irritation. Many customers rotate: benzoyl peroxide for active breakouts, then salicylic acid or sulfur for daily maintenance once acne is under control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long can I leave this bar's lather on my skin?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLather the affected area and let it sit for 60–90 seconds before rinsing thoroughly. Some users extend contact time up to a few minutes as tolerance builds — reduce contact time or frequency if irritation develops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it stain my towels or clothing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes — benzoyl peroxide will bleach fabric on contact, including towels, pillowcases, and clothing. Rinse thoroughly before toweling off, and consider using an older, white towel dedicated to your BPO routine.\u003c\/p\u003e\n\u003cp\u003eMore Benzoyl Peroxide - Frequently Asked Questions\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eOTHER INFORMATION\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eStamped\/embossed: \"dermaharmony\".\u003c\/p\u003e\n\u003cp\u003eSealed in a recyclable\u003cspan\u003e \u003c\/span\u003epolypropylene wrapper inside\u003cspan\u003e \u003c\/span\u003ecarton.\u003c\/p\u003e\n\u003cp\u003eCarton ink is\u003cspan\u003e \u003c\/span\u003enot\u003cspan\u003e \u003c\/span\u003epetroleum-based which is better for recycling. \u003c\/p\u003e\n\u003cp\u003eThis product is an Over-The-Counter (OTC) Drug.\u003c\/p\u003e\n\u003cp\u003eMade in the USA of U.S. and imported ingredients.\u003c\/p\u003e\n\u003cp\u003eNDC Code: 71819-013-04\u003cbr\u003eASIN: \u003cspan\u003eB0B94SJXHL\u003c\/span\u003e\u003cbr\u003eGS1 UPC: \u003cspan\u003e860004825814\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0020\/1254\/5099\/files\/package-icons-fragrance-free-600.jpg?v=1785444993\u0026amp;width=700\" alt=\"\"\u003e\u003c\/p\u003e","brand":"DermaHarmony","offers":[{"title":"1 BAR (4 OZ)","offer_id":67439753134125,"sku":"dvh1788022832961","price":7.36,"currency_code":"USD","in_stock":true},{"title":"2 BARS (4 OZ EA)","offer_id":67439753166893,"sku":"pfg1788022832962","price":14.74,"currency_code":"USD","in_stock":true},{"title":"3 BARS (4 OZ EA)","offer_id":67439753199661,"sku":"axs1788022832963","price":22.23,"currency_code":"USD","in_stock":true},{"title":"5 BARS (4 OZ EA)","offer_id":67439753232429,"sku":"wwi1788022832964","price":31.95,"currency_code":"USD","in_stock":true},{"title":"10 BARS (4 OZ EA)","offer_id":67439753265197,"sku":"srj1788022832965","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/5586\/7181\/files\/5-benzoyl-peroxide-cleansing-bar-non-soap---unscented_1.jpg?v=1788022860"}],"url":"https:\/\/www.hollowtreegoods.shop\/collections\/benzoyl-peroxide-products.oembed","provider":"My Store","version":"1.0","type":"link"}