Day-to-day consumption of food, which can be broadly divided into two broad categories

Daily food consumption can be broadly divided into five categories:
(1) Grain: grain, including rice, flour, cereals, potato, and the use of rice, wheat, corn, grain sorghum production, and other kinds of food. This type of food provided by the main body carbohydrate, protein, minerals, fiber and B vitamins, the body is the main source of energy supply. The human body's daily demand for energy and individual needs, lifestyle-related factors such as labor intensity, but also by non-staple food supply. Under normal circumstances, engaged in the middle of the adult labor intensity, the daily needs of about 500 grams of grain.
(2) Meat and dairy products: including pigs, cattle, sheep, chickens, ducks, geese, poultry and eggs, and milk and dairy products. The main body for the provision of protein, fat, inorganic salts, vitamins A and B vitamins. This type of food provided for high-quality protein and more protein.
(3) of soybean and its products: a variety of products. The main provider of food protein, fat, fiber, B vitamins and inorganic salts.
(4) of fruits and vegetables: We all eat vegetables, fruits and so on. The main provision of cellulose, minerals, vitamin C and carotene. Balance in the diet of vegetables and fruit is essential, or will not be able to meet the body of certain vitamins and minerals demand, the supply of cellulose will also be insufficient. The best adults eat 400-500 grams per day of fruits and vegetables.
(5) of pure energy food: a variety of animal, vegetable oil, edible choke  try to cover up bald? Liquor) products. The main type of food for the body to provide energy, oil can not only increase the flavor of food, but also to provide the necessary body of vitamin E and essential fatty acids and promote absorption of fat-soluble vitamins.
Nutrition study found that the maintenance of human life and health of at least 42 or more nutrients, including protein, fat, carbohydrates, fiber, vitamins, inorganic salts and water. These nutrient intake through a variety of food, in order to achieve the human body needs a balance of nutrients. Therefore, in our daily consumption of the times, will be more than five categories of food were included, is to develop a healthy, Nutritious diet necessary for the basic requirements. In accordance with China's national conditions, we believe that the Chinese people's diet structure or should be kept to the traditional cereal-based food, fruit and vegetables as a supplement, an appropriate increase in the beans, animal food, especially dairy intake is the best . Due to the different types of food energy, so in addition to maintaining a balanced diet varieties, but also pay attention to the weight of various types of food intake, in order to generate the energy needed to supply the body.