Apples contain dietary fiber, which is beneficial to gastrointestinal peristalsis and helps to detoxify. Calcium in apples contributes to the metabolism of excess salt in the body and helps to eliminate edema caused by high salt. Malic acid can metabolize calories in the body and prevent obesity in the lower body; Pectin can also promote the excretion of lead, mercury and manganese in gastrointestinal tract, regulate the blood sugar level of human body and prevent the sudden rise and fall of blood sugar. Apples are rich in potassium, which can not only relieve edema caused by excessive sodium intake, but also have diuretic effect.

2. Lemon

Lemon juice has a strong bactericidal effect and the function of inhibiting uterine contraction, and can reduce blood lipid and play a role in losing weight. Lemon also has a cosmetic effect, which can prevent and eliminate skin pigmentation and make skin smooth and tender. Lemon is very alkaline and is considered to be a good medicine for all diseases. It can relieve cough and eliminate phlegm, promote fluid production and strengthen the spleen, which is of great help to human blood circulation, promote metabolism and improve weight loss. Lemons are rich in vitamin C, which can lower cholesterol.

3.pineapple

As long as pineapple is rich in bromelain, also known as bromelain, which has the function similar to papain, it can decompose protein, effectively dissolve fat, especially contribute to protein digestion of meat and reduce the body's absorption of fat. A large amount of protease and dietary fiber in pineapple can help gastrointestinal digestion, and because dietary fiber is large in size and good in adsorption, it can take away excess fat and other harmful substances in the intestine, which has a significant effect on preventing and relieving constipation symptoms.

4. Kiwifruit

Kiwifruit is rich in dietary fiber. These dietary fibers can help the human stomach digest, absorb and take away many harmful substances and greasy fat in the intestine, which has obvious effects on preventing constipation symptoms and is an indispensable substance for weight loss. According to nutritionists, kiwi fruit also contains an inseparable substance, which can accelerate the transfer of digestive products, improve the speed of metabolism and effectively reduce fat and weight.

5.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. Grapefruit contains a special nutrient, natural pectin, which can reduce cholesterol in the blood.

6.bananas

Bananas are quite effective in losing weight because they are low in calories and rich in dietary fiber. Bananas contain almost all vitamins and minerals, and are rich in dietary fiber, but low in calories. Therefore, bananas are the best food to lose weight. Bananas also have the functions of relaxing bowels, moistening lungs and relieving cough, clearing away heat and toxic materials, helping digestion and nourishing.

7.hawthorn

Hawthorn is rich in dietary fiber and pectin. Dietary fiber is the "scavenger" of the intestine, which can promote the peristalsis of the intestine and the secretion of digestive glands, and is beneficial to the digestion of food and the excretion of waste. Pectin can reduce cholesterol and blood sugar.

8.pitaya

Pitaya is a fruit with low calorie and high fiber. Eating this fruit can effectively detoxify and lose weight, so it is favored by dieters. Pitaya contains vitamin C for whitening skin and abundant water-soluble dietary fiber, which has the functions of reducing weight, lowering blood sugar, moistening intestine and preventing colorectal cancer. Pitaya is also effective in preventing constipation.

9.strawberries

Strawberry contains pectin and rich dietary fiber, which can help digestion, make the stool unobstructed, and play an extraordinary role in regulating the cholesterol and fat content of human body. Strawberry contains a substance called aspartic acid, which can naturally and gently remove the "residue" in the body and has the function of detoxification and beauty.