Advantages of cooked foam: poor quick-acting, high loss of effective components, and need to be preserved in refrigerator.

Advantages of raw foam: effective, but time-consuming, it can effectively retain nutrients and does not need to be stored in the refrigerator.

Black beans can effectively remove acne on the face, but the black beans here need to be cooked first and then soaked in vinegar. Black beans are rich in dietary fiber, which helps to improve constipation. Rich in vitamin B 1 and vitamin E, it can improve skin condition.

Expand the nutritional value of data:

Nowadays, not only the old people have gray hair, but also many young people are worried about "juvenile gray hair", and the melanin in black beans soaked in vinegar can make their hair black and shiny.

It has the function of improving eyesight, because the liver has a great influence on vision, so soaking black beans in vinegar can greatly improve vision.

Blackheads contain anthocyanins and vitamins E and VE, all of which are antioxidants. They can eliminate free radicals in the body, reduce skin wrinkles, make skin white and tender, and keep young and fit.

Precautions:

People who are allergic to plant protein can't eat it; People with low gastrointestinal function, especially those with bad stomachs, will have flatulence and indigestion, while many middle-aged and elderly people have bad stomachs, which will be harmful. Because vinegar is alkaline after metabolism in human body, gout patients and patients related to acid diseases can eat it.

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