Collagen contains hydrophilic natural moisturizing factor, and the triple helix structure can strongly lock water, which can always keep skin moist and tender after injection. Active collagen has strong permeability to skin, can combine with skin epithelial cells through stratum corneum, participate in and improve the metabolism of skin cells, and enhance the activity of collagen in skin. It can maintain the integrity of moisture and fiber structure of stratum corneum, improve the living environment of skin cells, promote the metabolism of skin tissues, enhance blood circulation, and achieve the purpose of moisturizing skin.

Cosmetic surgery should choose a prescribed medical beauty institution. Legal medical beauty institutions must hold the Practice Certificate of Medical Institutions and have medical beauty diagnosis and treatment subjects approved by the registration authority. At the same time, employees must also have a doctor's practice certificate and a medical beauty doctor qualification certificate.