There should be no shortage of cereals, potatoes, meat, fish, beans, eggs, milk, vegetables, fruits and oils. Everyone should ensure to eat more than 12 kinds of food every day and more than 25 kinds of food every week.

Specific to the daily diet, it is recommended to eat 3 ~ 4 kinds of staple food, 4 ~ 5 kinds of fruits and vegetables, 2 ~ 3 kinds of meat, eggs and fish, 2 ~ 3 kinds of milk and dairy products, soybeans and nuts.

Light doesn't mean tasteless and oil-free, but a comprehensive and balanced nutrition. At the same time, healthy cooking methods can best reflect the real taste of food and retain the nutritional components of food to the maximum extent.

Protein, fat, sugar, inorganic salts, water, vitamins and dietary fiber are the seven basic nutrients of human body, and they are indispensable. Lack of any substance will lead to nutritional imbalance in the body. What doctors call "light diet" refers to controlling the intake of oil, salt and sugar on the premise of adequate and balanced nutrition, not just vegetarianism. Because meat can provide nutrients such as protein and fat, it is also indispensable.