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The key to anti-wrinkle and anti-aging is to hydrate the skin. As the skin ages, the amount of collagen contained in it gradually decreases, resulting in a gradual decline in the skin's ability to lock water and become more slack
Hydroxyl-rich hyaluronic acid (actually a polymer) has a very strong effect on water absorption and can absorb water more than 500 times its own mass. This substance itself exists in the human body, and it can also exist in cells Auxiliary water lock in between.
In general, hyaluronic acid has special biological activity, and has the characteristics of non-toxicity, low immune response, high biocompatibility, biodegradability and human absorption, and can be used to fill wrinkles.