| abstract |
[Object] To provide a collagen production promoter that prevents wrinkles and suppresses skin aging. The collagen production promoter of the present invention comprises litchi seeds or an extract thereof as an active ingredient. The lychee seed or an extract obtained from the lychee seed may be blended with an external preparation for skin, food or drink, or a medicine. [Effect] It is possible to supply an external preparation for skin, foods and drinks or medicines for preventing skin wrinkles and suppressing skin aging. |