1. Kiwifruit is rich in dietary fiber. 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. Kiwifruit contains healthy carotenoids (carotene, lutein and yellow pigment) and phenols (anthocyanins). ) and antioxidants, including vitamin C, vitamin E and rich antioxidants, help to inhibit the oxidation of cholesterol substances. Kiwi contains a lot of pectin, which is thought to lower cholesterol. 2. Grapefruit "influences" the way the human body uses and absorbs sugar. 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. Grapefruit is rich in vitamin b 1, vitamin b2 and vitamin C, and it is often used in diet because of its low calorie. In addition, grapefruit is very rich in citric acid, sodium, potassium and calcium. Citric acid is helpful to the digestion of meat and prevents people from eating too much fat. 3. 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. 4. Lemon Lemon contains organic acids such as citric acid and malic acid, and flavonoid glycosides such as hesperidin, naringin and eriocitrin. It also contains vitamin C, vitamin b 1, vitamin b2, nicotinic acid, sugar, calcium, phosphorus, iron and other nutrients, as well as coumarin, sitosterol, volatile oil and other substances, which can promote the secretion of protein catabolic enzyme in the stomach, increase gastrointestinal peristalsis and help. 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. 5. Pineapple is rich in bromelain. As long as it is rich in bromelain, also known as bromelain, it has a similar effect to papain, which can decompose protein and effectively dissolve fat, especially contributing to the protein digestion of meat and reducing the body's absorption of fat. A large amount of protease and dietary fiber in pineapple can help gastrointestinal digestion, and dietary fiber can take away excess fat and other harmful substances in the intestine because of its large volume and good absorption, which has a significant effect on preventing and relieving constipation symptoms. 6. Bananas are quite effective in losing weight, because they are low in calories and rich in dietary fiber. Bananas are sweet, so they are often mistaken for high calories, but they are not. 1 banana (net weight is about 100g) has only 87 calories, which is only about half of that of a white rice (150g 220 calories). 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 can strengthen the spleen and eliminate stagnation. Hawthorn contains citric acid, malic acid, ascorbic acid, sugar, protein and carbohydrates, which can lower blood pressure and promote gastrointestinal digestion. Chinese medicine believes that hawthorn can strengthen the spleen and promote digestion, which is beneficial to lose weight and can help treat secondary obesity. Maslinic acid is sweet, slightly warm, and enters spleen, stomach and liver meridians. "Compendium of Materia Medica" said: "Hawthorn diet can eliminate the accumulation of meat, abdominal mass, excessive phlegm, full of acid, blood stasis and pain." It has a strong ability to decompose and absorb meat and indigestible oily food, which is beneficial to slimming. 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.