In our daily life, there are some kinds of food which have high nutritional value, but a lot of people do not like to eat these foods. Now let's take a look at these seven kinds of food, to see what benefits they can bring to the human body.

1. Beet
This kind of red vegetable contains a large number of folic acid and betaine. When these two chemicals play their actions together, they can reduce the level of homocysteine, while homocysteine is an inflammatory mixture, which can damage the artery, and increase the risk of heart disease. In addition, experiment has proved that the natural pigment contained in beets can prevent cancer.

2. Chinese cabbage
Chinese cabbage is low in calorie, but contains a lot of nutrients. Chinese cabbage contains sulforaphane, which can increase the content of enzymes in the body. Enzyme can not only prevent the formation of free radicals that may cause damages on the cells, but can also prevent the cancer. Research shows that, compared with any other plant chemicals, sulforaphane has the best ability in promoting the formation of enzyme.

3. Pomegranate
Pomegranate contains a high content of lycopene. Compared with tomato and watermelon, pomegranate is more effective to prevent prostate cancer. What's more, one glass of pomegranate juice contains 688 milligrams of potassium and 9 grams of fibers, both of which are very beneficial to human body.

4. Cinnamon
Cinnamon can help control the level of blood sugar and reduce the morbidity of heart disease. In fact, the study has found, if the diabetics eat 1 grams of cinnamon every day, after six weeks, the blood sugar, blood fat and bad cholesterol will be significantly reduced.

5. Lettuce
Lettuce contains a lot of lutein and zeaxanthin, both of which belong to carotenoids. These two kinds of chemicals can prevent the aging of retina, because they can absorb the light which may damage the eyes.

6. Dried plum
Dried plum contains a large number of neochlorogenic and chlorogenic acid. These two kinds of chemicals can resist against free radicals, while these free radicals can damage the structure of cells, which will lead to cancer.

7. Chinese wolfberry
In all the fruits, Chinese wolfberry has the highest oxidation resistance index. In addition, the researches have also found out that, the sugar contained in Chinese wolfberry can lessen the resistance of insulin, so it is very effective to prevent diabetes.