Today we’re talking about the scientifically proven (yes, scientifically proven!) skin benefits of topical vitamin B3/niacinimide for acne and why this particular antioxidant may even be more effective than prescriptions like benzoyl peroxide when treating acne. What are the skin benefits of topical vitamin B3/niacinimide for acne? Topical vitamin B3, or niacinamide, provide a number of different benefits for the skin including increasing elasticity, strengthening the skin barrier, evening ...