Our pet skin care serum contains glycerin, panthenol. It can completely kill bacteria from the skin surface to the cells, maintain pet skin and hair, and give pets healthy and beautiful skin and hair. The way to use it is simple: First rip the packaging. Open the lid, remove the drops, and put a drop or two on your pet's skin. Massage the dripped skin several times and apply 2-3 times a day. After use, it can repair pet skin cells, maintain skin health, promote skin cell regeneration, and make pets healthier.