Click Here To PrintTopically applied 4% niacinamide gel was compared with topical clindamycin gel (an often prescribed patent medicine for acne) in a multi-centered, double blind, randomized study of 76 individuals with moderately severe inflammatory acne vulgaris. Results at 8 Weeks: 4% Niacinamide 1% Clindamycin Global (Overall) Evaluation +82% +68% Reduction in Pustules -60% -43%...