Dermal cosmetic

Abstract

Abstract PURPOSE:To obtain a dermal cosmetic enhancing water-retentive function of skin, keeping skin in healthy state and exhibiting beauty skin action containing monoacyl-type phospholipid and a compound selected from ceramide, glucosyl ceramide and galactosyl ceramide. CONSTITUTION:The aimed dermal cosmetic contains respectively 0.01-5wt.% a compound expressed by formula I or formula II (R is -CO-C17H35 or -CO-C15H31; X is group expressed by formula III or formula IV, etc.) and at least a species selected from ceramide, glucosyl ceramide and galactosyl ceramide. 1-palmitoyl-3-glyceryl phosphorylcholine and 2-palmitoyl-3-glyceryl phosphorylcholine, etc., are exemplified as the compounds expressed by formula I and formula II. Said dermal cosmetic densifies structure of horny layer in exhibiting strong affinity with said layer and exhibits excellent improving effect of rough skin by enhancing humidity-retentive function with controlling water- retentive property inside of skin.

Inventors

• 👤 Ryoichi Uchida
• 👤 良一 内田
• 👤 Mitsuo Kondo
• 👤 光男 近藤
• 👤 Hiroshi Togiya
• 👤 研谷　啓
• 👤 Tadatake Ogawa
• 👤 小川　忠丈

Bibliographic Details