As people age, the lighter their diet, the better?

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　　Experts say: In fact, the human body healthy The main factor is not whether to eat meat or vegetables, but to eat what and how much, that is, whether the nutrients needed by the human body are complete and appropriate. The ingredients and amounts ingested from food are exactly what the human body needs in its physiology and daily life, and are one of the most basic principles of correct nutritional intake.
　　
　　For example, seafood is mostly rich in high-quality protein, as well as a variety of unsaturated fatty acids that can lower blood lipids, as well as vitamins and trace elements that the human body is prone to lack. Eating more seafood to a certain extent is of great benefit.
　　
　　In vegetarian diets, except for beans, which are rich in protein, the protein content in other foods is very small, and their nutritional value is low, making them difficult to be digested, absorbed and utilized by the human body. However, non-vegetarian foods such as chicken, duck, fish and meat can become an important source of nutrition, providing a large amount of high-quality protein and essential fatty acids for the growth, development and metabolic processes of the human body.
　　
　　A diet of mixed meat and vegetables can promote the body's metabolism, promote the complete structure of tissue cells, improve disease resistance, delay aging and promote health and longevity. The elderly can eat rice, flour or cereals as their staple food, and drink soy milk or milk every day. The dishes are mainly lean meat (about 50 grams every 1-2 days), eggs, poultry, fresh fish, shrimp and other meat foods, as well as various vegetables.