SummeCosmetics Cell C RenewallFace serum based on AHA and Vitamin C. Its concentrated formula of AHA improves the mechanisms of the most superficial layers of the skin, reducing the first signs of aging and pigmentation. ACTIVE INGREDIENTS AHA Complex: Mixture of alpha hydroxy acid that causes a renewal of the skin, favoring a thinner horny layer from the base. Stabilized Vitamin C (sodium ascorbyl phosphate): Stimulates collagen synthesis by increasing skin tone. Acts on melanin