You can eat sweet potatoes in moderation during weight loss. Sweet potatoes have high nutritional value, 100 grams of sweet potatoes contain 99 calories, of which 24.7 grams of carbohydrates, 1.1 grams of protein, 0.2 grams of fat, 1.6 grams of dietary fiber, while containing vitamin A and a certain amount of calcium, potassium and other minerals. Appropriate consumption of sweet potatoes can provide the human body with diversified sources of nutrition, while sweet potatoes contain a certain amount of fiber, can promote intestinal peristalsis. Compared with traditional staple food, such as rice, noodles, etc., its calorie is slightly lower, moderate consumption during weight loss, is conducive to controlling the total calorie. But if too much intake of sweet potatoes, resulting in total calorie overload, so that the body of sugar into fat, the same can be fat, so it is recommended to eat a moderate amount of sweet potatoes, while with other foods, such as fish, lean meat, vegetables, fruits, together, to maintain a balanced diet, and actively exercise, in order to maintain a healthy body.