COSMETIC COMPOSITIONS CONTAINING EXTRACT OF (SORBUS ALNIFOLIA (S. ET Z.) K. KOCH) USED FOR ANTIWRINKLE

摘要

A leaf extract of Sorbus alnifolia (S. et Z.) K. Koch having wrinkle improving effect is provided to ensure the inhibition effect of elastase and MMP-1(Matrix Metalloproteinase 1), promote collagen synthesis and improve skin wrinkle. A cosmetic composition for skin wrinkle comprises 0.0001-1 weight% Sorbus alnifolia (S. et Z.) K. Koch. The Sorbus alnifolia (S. et Z.) K. Koch extract is ethanol extract or ethylacetate fraction, chloroform fraction, or butanol fraction of the ethanol extract. The ethanol extract of Sorbus alnifolia (S. et Z.) K. Koch is produced by washing the Sorbus alnifolia (S. et Z.) K. Koch with purified water, drying and pulverizing; and a step of extracting an ultrasonic wave with ethanol at room temperature and filtering. Remaining solution is provided by concentrating with a compress-concentrator.