肉类食品主要供给人体蛋白质、脂肪、矿物质和维生素等营养成分,对人体的生长、发育、生理机能的调节等具有重要作用。肉类的营养成分可因动物种类、大小、肥瘦程度不同而有显著差异,蛋白质含量在10％—20％之间,脂肪约为10％—16％,糖类约为5％,无机盐含量在0.1％—0.6％之间。肉类蛋白质中含有各种必需氨基酸,其构成与人体组织相近,所以营养价值较高。此外,肉类食品中还含有溶于水的 Meat is mainly supplied to human body protein, fat, minerals and vitamins and other nutrients, the human body’s growth, development, physiological functions such as regulation plays an important role. The nutrition composition of meat can have significant differences due to animal species, size, fatness and leanness. The protein content is between 10% -20%, fat is about 10% -16%, carbohydrate is about 5%, and inorganic salt content Between 0.1% and 0.6%. Meat protein contains a variety of essential amino acids, its composition and human tissue similar, so higher nutritional value. In addition, meat products also contain water-soluble