Sweet potato leaves have certain nutritional value, containing protein, vitamins, crude fiber, minerals and other nutrients. 1. Protein: every 100 grams of sweet potato leaves contain 2.49 grams of protein. 2. Vitamins: sweet potato leaves contain a variety of vitamins, such as vitamin A, vitamin C, vitamin K, vitamin P, etc., which can supplement a variety of vitamins for the body. 3. Crude fiber: every 100 grams of sweet potato leaves contain 5.3 grams of crude fiber. 4. Minerals: sweet potato leaves also contain potassium, magnesium, calcium, phosphorus and other minerals, the body can add a variety of trace elements. The nutritional value of sweet potato leaves is relatively rich, the daily diet can be moderate intake, it is recommended that a balanced diet, food diversification, reasonable combination.