牛奶、羊奶是人所共知的营养品。牛奶内含蛋白质、脂肪、乳糖、多种维生素和钙、磷、铁等矿物质及乳酶(包括原酶、过氧化氢酶、磷酸酶、解脂酶等)。羊奶的营养价值不比牛奶差,有的养分如蛋白质、脂肪和钙、磷还超过牛奶。古代医药学家早就知道奶类是滋补良药,认为牛、羊奶有益五 Milk, goat milk is a well-known nutrition. Milk contains protein, fat, lactose, vitamins and calcium, phosphorus, iron and other minerals and enzymes (including the original enzyme, catalase, phosphatase, lipase, etc.). The nutritional value of goat milk is worse than milk, and some nutrients such as protein, fat and calcium, phosphorus is also more than milk. Ancient medical scientists have long known that milk is a nourishing medicine, that cattle, sheep’s milk beneficial five