Nutrition; Nutrition; Nutrition is a science that studies the law of human nutrition and its improvement measures. Including basic nutrition, food nutrition, population nutrition, public nutrition, clinical nutrition and so on.
The English word Nutrition is interpreted as an organic process in which organisms absorb and use food and liquid to maintain their normal functions, growth and self-maintenance. Study on the relationship between diet and health and disease. A concept and idea of pursuing the best combination of nutrients and all foods to achieve the best performance of the body.
Even in recent years, such as the 1960s, doctors still tell their patients that nutrition has little to do with their health. Now we have another understanding: "You are what you eat!" "
Nutrition, the human body consumes a lot of food every day, all in order to get enough nutrition. The whole process in which the human body continuously ingests food from the outside, digests, absorbs, metabolizes and utilizes substances (nutrients or nutrients) needed by the human body in food to maintain life activities.
RDA: recommended daily intake of nutrients SDA: maximum safe daily intake DRIs: reference intake of dietary nutrients in China AI: adequate intake UL: upper limit intake.
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Free radicals: harmful compounds produced in the oxidation reaction of the body, which have strong oxidation and can damage the tissues and cells of the body, thus causing chronic diseases and aging. Antioxidant: a substance that can help capture and neutralize free radicals, thus eliminating the harm of free radicals to human body. Such as vitamins A, C, E, Se, Zn, Cu and Mn: (1. ) insufficient nutrition (2. ) Overnutrition Exercise Nutrition Exercise Nutrition Plant Nutrition Care Nutrition Pet Nutrition.