Releases reactive oxygen that kills anaerobic P. acnes; mild keratolytic effect. That’s Benzoyl Peroxide in a sentence – and it’s worth understanding what each part of that process means.
The scientific name is Benzoyl Peroxide. Releases reactive oxygen that kills anaerobic P. acnes; mild keratolytic effect. This mechanism is consistent across properly formulated products, which means the real variable is concentration and delivery system.
Typical working concentration is 2.5–10%. Best suited to acne-prone skin. Primary applications: acne, kills p. acnes bacteria.
Works well with: Salicylic acid (in separate steps). Avoid combining with: Vitamin C, retinol, AHAs (same product) — causes oxidation.
2.5% as effective as 10% with less irritation.