Dietary health needs to be adjusted from various aspects, including dietary balance, dietary diversity and dietary regularity and moderation, as follows. 1. Balanced diet: the main meat and vegetable combinations, such as animal meat, eggs, dairy and plant foods, vegetables and fruits should be appropriate between the ratio, do not favor meat or vegetarian. In addition, the proportion of coarse grains and fine grains in the staple food should also be appropriate, in addition to rice, daily should also be appropriate to eat other grains and cereals. 2. Dietary diversity: daily diet in addition to balanced, should be diversified to increase the variety of food, to ensure that more than 10 kinds of food intake per day, more than 15 kinds of food per week. 3. Regular dietary moderation: mainly three meals a day should be carried out on time and in accordance with the amount, should not overeat. In addition, the daily diet should be less salt, less oil, sugar control, etc., try to avoid or reduce the consumption of pickled, fried and other foods, eat more fresh fruits and vegetables, drink more water.