The product index of royal jelly in the market is 10-HDA, which is a unique and precious component in royal jelly. The most important organic acid in it is: 1. It helps to enhance the immune system, effectively prevents wrinkles and restores skin elasticity, and restores youthful luster. It is regarded as the fountain of youth. 2. At the same time balance the stimulating factors in the body to achieve the effect of refreshing the mind and relieving stress effect: - Slow down and lighten fine lines, brighten skin - Activate body cells, promote wound healing - Refreshing and relieving stress