Cereals refer to: rice, wheat, soybeans, corn and potatoes. At the same time, grains other than rice and flour are customarily called miscellaneous grains and also refer to food crops, so grains are also a general term for food crops.
Grain is not only the staple food of China people, but also a good companion and the main source of vitality, and it also has many benefits to the human body. In the pyramid food structure map of China residents' dietary structure, bread, cereal, rice and pasta account for 50%~60% of food.
The nutrients in whole grains are very rich, among which cellulose and minerals are several times that of ordinary white rice, and vitamin A, vitamin B 1, vitamin B2, vitamin C, vitamin E, and trace elements such as calcium, potassium, iron and zinc are rich treasures.
Whole grains are the main source of dietary fiber. Many whole grains contain a lot of unsaturated fatty acids, which can lower cholesterol and prevent cardiovascular diseases. Therefore, they can provide almost most essential nutrients for the human body and can be said to be the most nutritious food group. Whole grains are the cornerstone of diet.
Therefore, since ancient times, relevant scholars have been studying the nutritional components contained in whole grains, and integrating them into the dietotherapy of traditional medicine and modern medicine in China, and can also be matched with other ingredients and medicinal materials to enhance the benefits to the human body.
Extended data
Seven benefits
First, whole grains can prevent diseases.
Vitamin c in whole grains can relieve fatigue symptoms and prevent diseases such as colds and lower limb aches; Iron can prevent gastric ulcer and loss of appetite; Potassium can also avoid muscle paralysis, depression and general weakness; Copper, zinc and other trace elements can improve mental weakness, insomnia and other symptoms, as well as stimulate appetite, improve weight and regulate appetite.
Second, whole grains make people healthier.
The rich nutrition contained in whole grains can prevent diseases and maintain health, such as unsaturated fatty acids, which can soften cholesterol in blood vessels and reduce cardiovascular diseases; A large amount of dietary fiber can effectively slow down the absorption of sugar, reduce the rising speed of blood sugar after meals, and make insulin play a role, so it is also of great help to diabetic patients.
Third, whole grains can prevent cancer.
Bean food is rich in protein, amino acids and B vitamins, which has a good anti-cancer effect. Regular consumption can prevent tumor lesions. Vitamin A helps cell division in human body, prevents the formation of cancer cells, and helps the immune system to respond and make antibiotics. Rich dietary fiber can shorten the retention time of waste in the intestine, reduce the chance of contact between carcinogens and intestinal mucosa, and help prevent constipation and colon cancer.
Fourth, whole grains can help you excrete toxins from your body.
Magnesium and iron can enhance the body's energy and accelerate the metabolism of waste in the body. The dietary fiber rich in whole grains will not be digested in the intestine, but also can absorb water molecules, so that food residues or toxins can run in the intestine and be quickly excreted, thus achieving the effect of detoxification; Vitamin E can help blood circulation and accelerate detoxification.
Five, whole grains make people smarter.
Protein in whole grains can enhance the excitation and inhibition function of cerebral cortex, improve cerebral metabolic activity and enhance efficiency; There are also eight essential amino acids such as lysine, which can activate the brain and help the elderly with memory loss and children with brain development; Glutamate can improve brain mechanism and treat dementia. In addition, it is also rich in phospholipids, which has a good effect on the development and activity of brain nerves and can enhance memory.
Six, whole grains make people more beautiful.
Vitamin A, which is rich in whole grains, can keep skin and mucous membrane healthy; Vitamin B2 can prevent acne; Vitamin E can prevent skin from aging and dryness. Other ingredients, such as fatty oil, volatile oil, linseed oleic acid, etc., can moisturize the skin and make it smooth and delicate; Amino acids and cystine can make hair black and bright.
Unsaturated fatty acids can reduce cholesterol accumulated in the body, promote metabolism, make hair easy to generate, and prevent hair loss and baldness. The trace elements rich in whole grains make beauty belong to you forever.
Seven, whole grains make the body slimmer.
Some whole grains contain pantothenic acid, which can release food energy and is an important component of fat metabolism; B vitamins help to burn calories. Whole grains are rich in dietary fiber, which can promote gastrointestinal peristalsis and digestive juice secretion, strengthen the discharge of waste in the body, and is conducive to slimming; Magnesium can assist the metabolism of sugar and fat. So these nutrients are important elements for you to lose weight.
Reference materials? Baidu encyclopedia-whole grains