Which some of the most nutritious vegetables?

In general, the type of vegetables can be divided into stems and leaves, root-and fruit-type three categories, in addition to vegetables, flowers and melons.

 
Stem type vegetables
With rape, leeks, cabbage, spinach, etc., rich in vitamin C and carotene content. Spinach contains iron, but it contains oxalic acid, it would undermine food calcium, iron absorption, so before cooking should be boiled in a little boiling water.

 
Root vegetables
With radish, carrots, taro, potatoes, sweet potatoes and so on. A lot of vitamin C radish, carrot contains a lot of carotene, potatoes, taro starch and more high-calorie and other nutrition less. Root vegetables in common is rich in crude fiber. If the radish, carrot cut into thin slices, or thin strips, place 1 to 2 days, the crude fiber increased 3 times. So cut radish class is to eat food is not suitable for storage after cutting.

 
Fruit vegetables
Tomatoes, beans, bell pepper, cucumber, gourd, pumpkin and eggplant, etc.. In addition to these vegetables, beans, pumpkin, gourd, eggplant, the best raw, in order to avoid destruction of vitamins during cooking. Tomatoes contain more lycopene and vitamin C. Beans, including lentils, peas, soybeans, etc., high protein content, amino acid composition than grain, others such as calcium, phosphorus, iron, vitamin B1 content is also higher than other vegetables. Carotene with a lot of pumpkin. Pepper carotene and vitamin C rich.

 
With a nutrient composition of vegetables in different parts there are differences, such as the light green part of green onions than the light blue part of the much higher nutrient content. Light blue part of the vitamin A, vitamin B1 and vitamin C content of less than lush part of the half. With a celery, dark green, pale green celery leaves than in stems and stalks contain more vitamin A and vitamin C. There are Chinese cabbage, vegetable stems than leaves some of its nutritional content.

 
As the human body needs "comprehensive" nutrition, simple can not eat any kind of vegetables to meet this requirement, so the only reasonable, ingenious, adhere to the many varieties, many colors to ensure nutritional balance.