Hygroscopic: Capable of absorbing and retaining moisture and used in cosmetics as part of moisturizing ingredients in creams and lotions.
These substances are weak hygroscopic acids that absorb moisture from the atmosphere and also help in exfoliation (removal) of dead cells on the surface layer of the skin.
HUMECTANT - A skin conditioning ingredient in creams and lotions whose function is to prevent water loss and drying of the skin. Humectants are hygroscopic, that is they attract and hold moisture.
 See also: Active, Aromatic, Natural, Vitamins, Acid
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