Oysters are a traditional tonic, according to the "Compendium of Materia Medica" records: "Oysters, treatment of deficiency, aphrodisiacs, detoxification, replenishment of men and women's qi and blood, so that the skin is delicate, preventing the decline of the labor." Oysters and its main ingredient glycogen can quickly replenish the recovery of physical strength, and can improve the body's immunity. It is extremely rich in nutritional value: rich in vitamins, proteins and cholesterol