Powered with 4% Vitamin C + Salicylic + Niacinamide + AHA, Garnier Fast Clear Anti-Acne Booster Serum helps to fight acne and fade acne spots in 3 days! Vitamin C: Reduce dark spots. Niacinamide: Soothe skin and fade acne marks. Salicylic Acid: Antibacterial ingredient that reduces acne and controls skin oil production. Alpha Hydroxy Acid (AHA): Exfoliant that decreases skin inflammation, tight open pores and prevents new acne from appearing. *Sunburn alert*May increase skin’s sensitivity to the sun and possibility of sunburn. *Use a sunscreen, wear sun protective clothing and limit sun exposure while using the product.