1, sweet potato contains more dietary fiber, which can effectively stimulate the intestine and promote defecation.

2, corn does not contain fat and too much energy, which can make people feel full.

3. Among the foods rich in dietary fiber, potato is a rare food containing a lot of vitamins and minerals. Every148g of potato produces only 100 calories, and the real starch content is less than 20%. Moreover, potatoes do not contain fat, which can effectively control the total fat intake in people's daily diet.

Although sweet potatoes, corn and potatoes can help to lose weight, don't eat too much. You should pay attention to the rationality of your diet.

5. When cooking, try to cook with less salt, less sugar and less oil, such as steaming or boiling, so as not to lose the original intention of losing weight.