What are the benefits of pork skin?

　　Which pig skin, chicken skin, duck skin, shrimp skin, and fish skin are beneficial?

　　Pig skin has the best skin beautifying effect

　　Pork rinds are the most commonly eaten type, and the most classic way to eat them is pig rind jelly. Just clean the meat skin, cut it into shreds, add cooking wine and ingredients and simmer for about 2 hours until the meat skin is cooked through and the soup is thick, then add salt and sugar to taste, pour it into a container and let it cool to solidify. You can also cut the pig skin into small cubes for filling. This is the secret to the fragrant and flowing soup of the soup dumplings. Animal skins are rich in collagen, so they have the effect of moisturizing and nourishing the skin. Pigskin can moisturize the lungs, and the lungs govern the fur, so pigskin has the best skin beautifying effect.