abstract |
PROBLEM TO BE SOLVED: To find out a natural product having a collagenase inhibitory activity from natural products, and to provide a collagenase inhibitor and an anti-aging agent containing the same as an active ingredient, and a skin external preparation, food and drink containing the same. provide. SOLUTION: An extract from a Himalayan cherry (Prunus cerasoides) is contained as an active ingredient of a collagenase inhibitor and an anti-aging agent, and is added to a skin external preparation and food and drink. |