1. Banana has high water content, about 70%, and is rich in carbohydrates, protein, dietary fiber, phosphorus, potassium, vitamin A and vitamin C.

2. Bananas contain three natural sugars: sucrose, fructose and glucose; Add cellulose.

Second, the nutritional value of watermelon

Watermelon is rich in nutrition, with extremely high nutritional value: besides fat and cholesterol, it is also rich in glucose, malic acid, fructose, protein amino acids, lycopene and vitamins A, B 1, B2, C, etc. It has the effects of clearing away heat and relieving summer-heat, diuresis and lowering blood pressure, and has certain auxiliary effects on nephritis, oliguria, hypertension, thirst and hyperhidrosis. Watermelon is a kind of nutritious, pure and safe fruit. It is sweet and juicy, cool and thirst-quenching, and it is a good fruit in summer.

Third, the nutritional value of litchi

1, litchi is rich in sugar, which can supplement energy and increase nutrition. Studies have proved that litchi can nourish brain tissue and obviously improve symptoms such as insomnia, forgetfulness and mental fatigue.

2. Litchi meat is rich in vitamin C and protein, which helps to enhance human immune function and improve disease resistance;

3. Litchi contains a substance with hypoglycemic effect, which is very suitable for diabetic patients;

4. Litchi has the functions of detumescence and detoxification, hemostasis and pain relief;

Litchi is rich in vitamins, which can promote the blood circulation of tiny blood vessels, prevent freckles and make the skin smoother.

Fourthly, the nutritional value of blueberries.

Besides conventional sugar, acid and vitamin C, blueberry fruit is also rich in vitamin E, vitamin A, vitamin B, superoxide dismutase (SOD), arbutin, protein, anthocyanin, edible fiber and mineral elements such as potassium, iron, zinc and calcium. According to the analysis and determination of 14 varieties of blueberry fruits imported from the United States, the content of anthocyanin pigment per 100 grams of blueberry fresh fruit is as high as 163mg, protein 400-700 mg, fat 500-600 mg, carbohydrate 12.3- 15.3 mg, and vitamin A is as high as 80 mg. Trace elements are also high, belonging to fruits with high amino acids, high copper, high zinc and high iron.

Fifth, the nutritional value of melon.

1, cantaloupe contains a lot of carbohydrates, citric acid, etc. And rich in water, it can relieve summer heat, quench thirst and relieve boredom;

2. Invertase in cantaloupe can convert insoluble protein into soluble protein, which can help patients with kidney disease absorb nutrients;

3. Cucurbitacin B in melon pedicel can protect the liver and alleviate chronic liver injury;

4. Hami melon is rich in nutrition and can supplement the energy and nutrition needed by the human body.