1, dried sweet potato belongs to alkaline food, eating sweet potato can make the acid-base balance in the body, which is beneficial to the health. Sweet potato is a dietary fiber food, which is characterized by low fat and calories. Only 0.2g of fat is contained in100g of sweet potato, and its dietary fiber can accelerate the discharge of cholesterol, increase satiety, and to some extent, it can replace white rice flour, which is beneficial to weight loss. However, it should be noted that meat, eggs, dairy beans, vegetables and fruits cannot be abandoned, otherwise it will be unable to maintain comprehensive nutrition.

2. Sweet potato is rich in potassium, beta-carotene, folic acid, vitamin C and vitamin B6, all of which help to prevent cardiovascular diseases. Potassium contributes to the balance of liquid and electrolyte in human cells, and maintains normal blood pressure and heart function.