If you haven't heard of it and your skin-care knowledge is limited to basics like hyaluronic acid, peptides, and vitamin C, don't worry. "Tartaric acid is an alpha hydroxy acid (AHA), a naturally ...

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Lipoid Kosmetik is a leading manufacturer of high-quality botanical extracts, actives and natural phospholipid products for ...

Tatcha skin care loads its products with superfoods, amino acids and a proprietary blend of alpha-hydroxy acids from green tea, algae and twice-fermented rice.