Acetyl glucosamine/ N-Acetyl glucosamine/ NAG
Glycosaminoglycans are the main components of mucopolysaccharide and hyaluronic acid. Studies have shown that glucosamine has the function of exfoliating, and glucosamine has the ability to inhibit the production of melanin. Therefore, glucosamine can be used as an important component of whitening products, especially with nicotinamide
ref.
paulaschoice.com
cosdna.com
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