Vegetables are a class of plants or fungi that can be cooked and cooked into food. Vegetables are one of the essential foods in people's daily diet.

Vegetables can provide many nutrients such as vitamins and minerals that the human body needs.

Nutrition and color of vegetables.

Green vegetables.

Green vegetables are rich in vitamins C, B1, B2, and also contain beta-carotene (provitamin A) and various trace elements. These vegetables have a certain calming effect on high blood pressure and insomnia and are good for the liver.

Yellow vegetables.

Yellow vegetables are rich in vitamin E, which can reduce skin pigmentation, delay aging, benefit the spleen, pancreas and other organs, and can also regulate gastrointestinal digestive function.

Red vegetables.

It can improve people's appetite and stimulate the excitement of the nervous system.

All red foods contain beta-carotene, and beta-carotene, along with other red pigments in red vegetables, increases the vitality of cells in the body's immune tissue.

Therefore, eating more red vegetables can improve the body's ability to prevent and resist colds.

Purple vegetables.

It has the effect of regulating nerves and increasing the secretion of adrenal glands. The taste is rich and makes people feel good.

Black vegetables.

Including black eggplant, kelp, black mushroom, black fungus, etc. Black can stimulate people's endocrine and hematopoietic systems, promote the secretion of saliva, be beneficial to the stomach, and help digestion.

White vegetables.

Eating cabbage has a certain role in regulating eyesight and stabilizing emotions, and is beneficial to patients with hypertension and cardiomyopathy.

Purchase method.

1. Look at the shape.

Vegetables with normal shapes are generally cultivated and handled routinely, without excessive use of pesticides and fertilizers, and can be eaten with confidence.

2.Smell.

Many vegetables are flavorful and should not have spoilage or other off-flavors.

3. Look at the color.

Some vegetables have abnormal colors, so be careful. If the leaves lose their usual green color and turn dark green, it may be an overdose and should not be purchased.

4. Don't buy tomatoes that are too hard.

The harder the tomatoes, the more plant hormones they use, so it's best not to buy them, or to eat them right after buying them. Let it sit for two or three days to soften naturally.

Do you have any tips for grocery shopping? You can share!