PORK MEAT CONTAINS HIGH-QUALITY PROTEINS, DIETARY FIBRES, FATS, CHOLESTEROL, SULFUR, VITAMIN B2, TOBACCO ACID, VITAMIN C, VITAMIN E, VITAMIN A, CARROTS, POTASSIUM, PHOSPHORUS, CALCIUM, SODIUM, SELENIUM, MAGNESIUM, IRON, ZINC, AND ESSENTIAL AMINO ACIDS FOR HUMANS. 1. THE PROTEINS CONTAINED IN PORK MEAT ARE MAINLY HIGH-MOLECULAR MUSCULAR AND MUSCULAR PROTEINS, WHICH ARE RELATIVELY STABLE, HIGHLY SOLUBLE, EASY TO DIGEST AND ABSORB, AND HAVE A HIGH NUTRITIONAL COMPONENT AND ITS DIETARY VALUE. PORK IS A HIGH-ENERGY FAT MEAT FOOD. IT IS AN IMPORTANT SOURCE OF ENERGY FOR THE PHYSICAL ACTIVITY OF THE HUMAN BODY. LEATHER IS AN IMPORTANT COMPONENT OF CELL PROTOMAS AND NERVOUS TISSUE, IN WHICH PHOSPHOROUS RESIN ALSO FACILITATES TRANS-SHIPMENT OF CHOLESTEROL IN THE BODY. FOR HEALTH PURPOSES, FATS MAINTAIN THE NUTRITIONAL BALANCE OF THE ORGANISM AND ARE IMMUNE TO DISEASE。