abstract |
The present invention relates to a peptide derivative to which galactic acid is conjugated, and a composition for external application for skin which is excellent in antioxidant and antioxidative efficacy including the peptide derivative. The galloyl-peptide derivative conjugated with gallic acid according to the present invention and the composition for external application for skin containing the same have excellent antioxidant ability and at the same time, they are excellent in improvement of skin wrinkle and elasticity by promoting collagen synthesis, Widely available. |