Pork loin has rich nutritional value and can supplement relevant nutrients for the human body, but pork loin is only a kind of food and does not have the efficacy and effect of replacing drugs. According to the nutritional data provided by the Chinese Center for Disease Control and Prevention Nutrition and Health of pork loin, every 100 grams of pork loin contains 15.4 grams of protein, thiamin 0.31 mg, riboflavin 1.14 mg, niacin 8 mg, calcium 12 mg, phosphorus 215 mg, potassium 217 mg, but also rich in iron, zinc, vitamins and other nutrients. The monounsaturated fatty acid content of pork loin reaches 33.1% and polyunsaturated fatty acid reaches 21.6%, which has rich nutritional value. Appropriate consumption of pork loin can be a good supplement to the body’s nutritional needs, but pork loin is just a food, and does not have the efficacy and role of a substitute for drugs. In case of discomfort, please seek medical advice.