Step 2 of The Acne.org Regimen. Our benzoyl peroxide is pharmaceutical grade and triple milled so it penetrates the skin better than many other benzoyl peroxide products. This product contains the optimal 2.5% dose of benzoyl peroxide. Studies show that 2.5% works as well as 10% solutions, without the excessive dryness and irritation.nBig 16 ounce size will last for 2-4 months on The Acne.org Regimen.nGel based so it goes on smooth, absorbs quickly, does not u0026#34;clump up,u0026#34; and does not turn white when you perspire.nHelps the vast majority of people achieve completely clear skin when used with all 3 products of The Acne.org Regimen.nFormulated by Acne.org founder Dan Kern.nThis 2.5% benzoyl peroxide is gel-based so it goes on clear and spreads easily. It is pharmaceutical grade, pH balanced, fragrance-free, and dye-free. It won't "clump up" with moisturizers, and won't turn white when you perspire. This treatment works best when used as part of The Acne.org Regimen (acne.org/regimen).