Normal healthy people, without special circumstances, do not need to eat health care products to supplement nutrition. Because normal three meals a day can meet the human body's nutritional needs.

Health products are not suitable for long-term consumption. Long-term consumption may lead to excessive intake of nutrients. It is not that the more nutrients you eat, the better. If you take too many nutrients, it will lead to many adverse reactions. For example, teenagers are poisoned by vitamin A because they eat a lot of foods containing vitamin A..

Vitamin A poisoning: a disease caused by taking a large amount of vitamin A. Pathogenesis: Too much vitamin A can reduce the stability of cell membrane and lysosomal membrane, damage cell membrane, release enzymes, and cause diseases of liver, brain, skin and bones ("pathogenesis": quoted from Baidu Encyclopedia: vitamin A poisoning).