1, banana. Bananas are low in calories and rich in dietary fiber.

2, pitaya. Pitaya is a fruit with low calorie, rich in vitamin C and water-soluble dietary fiber. Eating this fruit can effectively detoxify and slim down.

3. Lemon. Lemon contains vitamins C, B 1, B2, nicotinic acid, sugar, calcium, phosphorus, iron and other nutrients, which can promote the secretion of protein-decomposing enzyme in the stomach, increase gastrointestinal peristalsis, help digestion and absorption, and lose weight.

4. Pineapple. Pineapple is rich in bromelain, also known as bromelain, which has the function similar to papain, can decompose protein, effectively dissolve fat, especially help protein digestion of meat and reduce the body's absorption of fat.

5. Kiwifruit. Kiwi contains an excellent source of dietary fiber, which can help the human stomach digest, absorb and take away many harmful substances and greasy fat in the intestine.

6. Grapefruit. Enzymes in grapefruit can "affect" the way the human body uses and absorbs sugar, so that sugar will not be easily converted into fat for storage.