Posted : 10/13/2013 12:18 pm
the acne.org treatment is about as good as it gets (and it is good) 
Active Ingredient: 2.5% Benzoyl Peroxide
Also Contains: Water, Butylene Glycol, Carbomer, Potassium Sorbate, Phenoxyethanol, Diazolidinyl Urea, Sodium Hydroxide.