FIELD: cosmetic industry.
SUBSTANCE: invention refers to skin care products. Disclosed is a topical composition for increasing penetration of an active ingredient, which contains a buffer, having pKa from 2.8 to 4.2, and a cosmetically acceptable active ingredient which is cross-linked hyaluronic acid and having pKa within one unit relative to the pKa buffer agent, wherein composition has pH from 3.3 to 4 and buffer capacity of at least 0.15.
EFFECT: invention provides improved local delivery of the cosmetically acceptable active ingredient by increasing its penetration through the stratum corneum.
7 cl, 10 tbl, 10 ex
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