Neutrogena Clear Defend + serum. Clinically proven to improve the appearance of acne marks, Unclogs pores to help prevent breakouts. Smoothes skin & boosts skin radiance. Features We have brought top skincare ingredients together to bring you Clear & Defend+. This clinically proven daily serum is formulated with a powerful combination of AHA (glycolic acid, mandelic acid), BHA (salicylic acid) and PHA (gluconolactone). It contains Salicylic Acid, a purifying agent known to help prevent breakouts. It is powered by a 10% AHA/PHA blend: • 5% Glycolic Acid increases surface skin cell turnover to help fade coloured marks left after acne. • 2.55% Mandelic Acid, a peeling agent that acts on the skin's regular surface renewal process to help improve skin radiance. • 2.45% Gluconolactone, an exfoliator to help clear pores and refine skin texture. For healthier-looking skin in 1 week. Clinically proven to improve the appearance of acne marks Fragrance-free, Non comedogenic and oil-free.