This soap uses a blend of kojic acid, vitamin C, collagen, retinol, turmeric and more to help fade dark spots and hyperpigmentation, balance skin's texture, eliminate scarring and banish sun damage.

Ascorbic acid sulfate and ascorbyl palmitate are other forms of vitamin C used in skin products like serums and creams. 2. Kojic Acid What it does: Kojic acid is a byproduct of the fermentation of ...