Oysters, also known as sea oysters, are seafood shellfish. Oysters are of nutritional value, rich in proteins, with proteins of 5.3 g per 100 g and fat of 2.1 g. Oysters are rich in proteins, fats, sugar platinum acids, carbs, vitamins and minerals, where zinc is the crown of food. Oyster meat is sugar-rich, which improves the heart and blood cycle, reduces the insulin burden, is rich in cow sulfuric acid, acts as an antidote to inflammation, enhances the immune function of the organism and regulates calcium phosphorus metabolism for the elderly. Oysters are glyphosmic, recalcitrant, and those who are allergic to skin should be fasted。