What are the main nutrients that vegetables provide to people

1, vegetables are indispensable food for human beings, it is rich in vitamins, minerals and crude fiber necessary for the digestive system.

2, in our consumption of vegetables, beans and vegetables contain more vitamin C and minerals; roots and tubers contain a lot of starch; leafy vegetables generally contain less starch and more fiber contain iron, potassium, vitamins and carotene; cauliflower contains vitamin A, B, C and minerals are quite rich; fruits and vegetables contain the most water, it also contains more carotene and vitamin B, C.

3, the purpose of cooking vegetables is to enable the body to absorb as much of the nutrients. If the cooking method is not reasonable, most of the nutrients will be destroyed in the processing loss, the body can not be absorbed. Such as in cooking longer boiling, stewing, stewing, steaming, vitamin C will be damaged, heat-resistant vitamins will also be destroyed. If alkali is added in cooking, all vitamin B and vitamin C will be destroyed.

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