Summary
Hyaluronic acid is a gooey, slippery substance that is naturally produced by the body and found in the skin, connective tissue, and eyes. Its main function is to retain water to keep tissues lubricated and moist.
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It can also be used in skincare products to keep skin hydrated and plump.
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Hyaluronic acid is an anionic, nonsulfated glycosaminoglycan distributed widely throughout connective, epithelial, and neural tissues.
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It is unique among glycosaminoglycans as it is non-sulfated, forms in the plasma membrane instead of the Golgi apparatus, and can be very large.
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According to
