There are thousands of different kinds of food in the world. Each food provides people with different nutrients, so as to meet different needs of human body. Here we will introduce five kinds of the best nutritious food in the world.

First, red rice
Red rice is rich in starch and plant protein, which can supplement the strength and maintain the normal body temperature. It contains various kinds of nutrients, in which iron is the most abundant, so it has the effect of enriching the blood and preventing anemia. What's more, it contains plenty of phosphorus, vitamin A, and so on, which not only can improve malnutrition, night blindness, beriberi and other diseases, but also can effectively relieve fatigue, lassitude, insomnia and other symptoms.

Second, orange
Among the many types of fruits, acidic fruits contain more vitamin C. Experts have unanimously considered vitamin C as one of antioxidants. It has three major functions: to prevent the free radicals from damaging the cells and reduce the aging symptoms; to avoid the sodium nitrate and sodium nitrite in preservatives changing into the carcinogen--nitrosamine; to inhibit the oxidation of bad cholesterol and protect the good cholesterol, so as to maintain the health of blood vessel and heart.

Third, carrot
Modern science shows that carrot is rich in fiber, B vitamins, potassium, magnesium and other substances which can promote gastrointestinal motility. These substances can promote the discharge of the waste out of the body, so they have a very good therapeutic effect on constipation and acne. What's more, carrot can also help people lose weight, because it contains diastatic enzyme, which can break down the starch, fat and other components in the food, so that the body can fully absorb and utilize these components after decomposition. As a result, carrot is a very good food for weight loss.

Fourth, soybean
Soybean is a kind of good food for women. It contains a large number of isoflavone, which can produce a similar effect as estrogen hormone, so it has the effect of lowering blood cholesterol, protecting the heart, as well as preventing osteoporosis and breast cancer.

Fifth, fungi
Edible fungi has a high nutritional value. It is rich in protein, dietary fiber, amino acids, vitamins and minerals; low in fat and sugar; and without containing any cholesterol and starch. Edible concentrates all the good characteristics of the foods. As a result, it is known as the longevity food.