Benzoyl Peroxide is an anti-bacterial agent used for the control of mild to moderate acne. It is sold both as a prescription as well as over-the-counter either by itself or in combination with other active ingredients. The strengths that you will see range from 2.5% to 10%. Benzoyl peroxide may be found in creams, cleansing bars, foams, liquids, lotions, or pads. Studies have shown that the 10% is no better than the 2.5% in its effectiveness, but the increased strengths do show an increase in dryness or irritation.
Benzoyl peroxide works by both reducing the bacterial component of acne as well as drying the skin which in turn can cause the skin to peel. It is The bacteria involved with acne is called Propionibacterium acnes, or simply referred to as ‘P. acnes’.
Although very effective and an important component in treating acne, the product can be very irritating if you use a strength that is too strong for your skin or if you have an allergy to any of the ingredients. Patients have complained of itching, redness, dryness, swelling and stinging.
-Micronized Benzoyl Peroxide
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