abstract |
The present invention relates to a wrinkle improvement, whitening cosmetic composition comprising a pig placenta extract, a) washing the placenta of the pig to remove blood and lyophilizing; b) proteolyzing the placenta obtained in step a); c) adjusting the pH of the solution obtained in step b); And d) to improve wrinkles, whitening cosmetic composition comprising a pig placenta extract prepared by the step of filtering the material obtained in step c). |