Health-care ingredients of traditional diet in China

Diet is an essential substance to maintain human life, but improper diet will become an important cause of disease. If you want to eat beauty from food, you should pay attention to your eating habits. As the saying goes, illness comes from the mouth. That's why. Illness is caused by improper diet. Eating too much, being hungry or being born at the wrong time are easy to get stomach trouble. Eating a lot of greasy food is prone to cholecystitis, gallstones, pancreatitis, arteriosclerosis, coronary heart disease, cirrhosis, and can lead to fetal heart malformation or dementia. If the methanol content in the wine is too high, it will also cause blurred vision and even blindness. Excessive salt often leads to high blood pressure; Frequent salt deficiency can lead to low blood pressure, weakness and kidney disease. Long-term partial eclipse will lack some nutrients, leading to malnutrition edema, liver cirrhosis, iron deficiency anemia, scurvy, beriberi, night blindness and so on. Eating moldy food or aflatoxin contaminated food frequently is prone to liver cancer. Pay attention to diet conditioning and do a good job in disease prevention. Diet is related to human health and disease prevention, so we should pay special attention to it every day and make adjustments.

Diet meets the various nutritional needs of the body and has enough heat energy to maintain activities in and out of the body; There is an appropriate amount of protein for growth and development, the repair and renewal of body tissues, and the maintenance of normal physiological functions; Sufficient inorganic salts participate in the formation of body tissues and regulate physiological functions; Rich in vitamins, ensure good health, maintain normal development of the body and enhance the body's resistance; Have a proper amount of dietary fiber to maintain normal excretion and prevent some intestinal diseases; There is enough water to maintain the normal progress of various physiological procedures in the body.

Diet conditioning must have principles. The ancestors once preached: "Five grains are nourishing, five fruits are helpful, five livestock are beneficial, five vegetables are filling, and the smell is combined into essence." Scientifically, it is called protein's "supplementary function", which means that in order to obtain all kinds of nutrients necessary for human body, we must pay attention to the reasonable collocation of food and avoid eating meat without vegetarianism or vegetarianism. In other words, cereal is food, meat is non-staple food, vegetables are supplemented, and fruits are supplemented.

Eat moderately and avoid overeating or even overeating. In short, the diet should be light and vegetarian, avoiding sorghum and thick taste, and the elderly should be warm and soft, avoiding sticking hard and cold. Eat and nourish yang in cold spring and cool summer, and eat and nourish yin in hot winter.

Diet should follow the principle that the content of heat energy and various nutrients in food is sufficient, the variety is complete and the proportion is appropriate; There is a balance between the nutrition provided in the diet and the needs of the body. The structure of diet should be reasonable, not only to meet the physiological needs of the body, but also to avoid the imbalance of diet composition and unnecessary burden and metabolic disorder caused by excessive nutrients.