1. Mango
Mango has a high nutritional value. Every 100 grams of fresh mango contains 56 mg of vitamin C and 11% of sugar. In addition, it is also rich in vitamins A, B1, B2 and some minerals, protein, carotene, folic acid and so on. Since the Song nasty in China, mango has been proved to have a lot of medical effectiveness. It can treat thirst, amenorrhea, difficult urination, and so on. Modern clinical research has found out that, mango leaves contain certian chemical component, which can inhibit the influenza virus, Staphylococcus aureus, Escherichia coli, and so on. What's more, eating mango can also prevent nausea and vomiting and cure chronic laryngitis.

2. Apricot
Apricot contains the most abundant vitamin B17 among all the fruits, while vitamin B17 is a very effective anti-cancer chemical substance. It only kill cancer cells, and will not bring any damage or toxicity on normal healthy cells. Fiji--an island in South Pacific, is regarded as the unique "cancer-free country" in the world. This country is rich in apricot, and people all like to eat. According to the survey, in this country, no people have been died of cancer, and all the residents enjoy a long life. As a result, this country has been known as a "longevity country". According to scientific analysis, often eating apricot may be one of the main reasons why the residents in Fiji Island can be free from cancer and enjoy a long life.

3. Persimmon
Persimmon contains a lot of carbohydrates, mainly sucrose, glucose and fructose, and this is the reason why persimmon tastes so sweet. What's more, persimmon contains a small amount of fat, protein, calcium, phosphorus, iron, vitamin C and so on. In addition, persimmon is rich in pectin, which is a -soluble dietary fiber. It has a good laxative effect, which plays an important role in eliminating constipation and maintaining the growth of normal flora in the intestinal tract.

4. Watermelon
Watermelon can eliminate summer heat and quench thirst, so it is a favorite fruit in the hot summer. Watermelon contains a variety of nutrients and chemical substances, such as protein, sugar, crude fiber, potassium, phosphorus, calcium, iron, sodium, magnesium, nicotinic acid, vitamin A, vitamin B1, vitamin B2, and so on. In addition, watermelon juice also contains alanine and glutamate, malic acid and so on, all of which are necessary components for the composition of the bones and blood of human body.