COLLAGEN PRODUCTION PROMOTOR, AND SKIN COSMETIC CONTAINING THE COLLAGEN PRODUCTION PROMOTOR

• Main Authors: YOSHIOKA MASATO, SEGAWA AKIHIRO, KATSUYAMA TAKESHI
• Format: Patent
• Language: English; Japanese
• Published: 25.01.2018
• Subjects: HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS

PROBLEM TO BE SOLVED: To provide a collagen production promotor that is easy to produce, and has an effect of promoting collagen production, and when applied to skin as a cosmetic, exerts an effect of preventing rough skin, elasticity deterioration of skin, dryness of skin or the like.SOLUTION: A collagen production promotor consists of N-acylated hydrolyzed collagen or salt thereof which is an acylated product of collagen hydrolysate, and is a fatty acid acylated derivative having a carbon number 8 to 18 of collagen hydrolysate in which an amino acid average degree of polymerization of collagen hydrolysate is 3 to 10, and the abundance of free amino acid in collagen hydrolysate is 5 mass% or less in terms of solid content when the whole amount of collagen hydrolysate is 100. Further, the N-acylated hydrolyzed collagen or salt thereof is contained to constitute a skin cosmetic.SELECTED DRAWING: None 【課題】 製造が容易で、かつ、コラーゲン産生を促進する効果を有するコラーゲン産生促進剤であり、化粧料として皮膚に適用した際には、肌荒れ、皮膚の弾力低下、皮膚のかさつきなどを防止する効果を発揮する。【解決手段】コラーゲン加水分解物のアシル化物であって、コラーゲン加水分解物のアミノ酸平均重合度が３〜１０であり、かつ、コラーゲン加水分解物中の遊離アミノ酸の存在量が固形分換算でコラーゲン加水分解物の全量を１００として５質量％以下であるコラーゲンの加水分解物の、炭素数８〜１８の脂肪酸アシル化誘導体である、Ｎ−アシル化加水分解コラーゲンまたはその塩でコラーゲン産生促進剤を構成する。また、該Ｎ−アシル化加水分解コラーゲンまたはその塩を含有させて皮膚化粧料を構成する。【選択図】なし