| 摘要 |
A cationic polymer nanocapsule comprising useful active ingredients and a cosmetic composition containing the same nanocapsule are provided to enhance the skin penetration of useful active ingredients having low skin penetration. A cationic polymer nanocapsule has the molecular weight of 5,000-100,000 dalton, surface potential of 5-100 Mv and particle size of 50-500 nm, and comprises at least one useful active ingredient selected from retinol, retinyl acetate, retinyl palmitate, alpha-tocopherol, tocopherol acetate, tocopheryl linoleate, tocopheryl nicotinate, linoleic acid, coenzyme Q-10, resveratrol, plant extract essential oil, ursolic acid, oleanolic acid, useful Glycyrrhiza uralensis and lipoic acid. A cosmetic composition comprises 0.1-10 wt.% of the cationic polymer nanocapsule and is formulated as soft lotion, nutrition lotion, massage cream, nutrition cream, pack, gel, essence, lipstick, makeup base, foundation, lotion, ointment, cream, patch or spray.
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