Citric acid

An Alpha Hydroxy (AHA) acid that can both be used to adjust the pH in a product, and in higher concentration, exfoliate the skin. AHA acids work in the top cell layer of the skin (Stratum corneum). They weaken the bonds between the skin cells in the epidermis and cause a slight peeling of the skin (peeling). This removes the top layer of the horn and gives smoother, cleaner, tighter and more radiant skin.

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