Echinacea purpurea is a common herb in Europe and America, which helps to treat colds and prevent wound infection. European researchers have found that taking about a few hundred milligrams a day can enhance the activity of white blood cells, thus preventing infection.

Ganoderma lucidum. Ganoderma lucidum contains proteoglycan, which has the dietotherapy effect of increasing human immunity. However, not all kinds of Ganoderma lucidum have the same proteoglycan and can be used as tonic. Some wild ganoderma lucidum are still vegetative. Ancient books say that eating Ganoderma lucidum makes people "fit" into immortality, which may be the vertigo illusion after Zhong poisoning.

Ginseng. Ginseng is an energy tonic and natural stimulant, which can increase energy, improve athletes' performance and enhance their ability to resist pressure. Studies have shown that ginseng can relieve fatigue and increase endurance without side effects.

Ginkgo flavone Ginkgo biloba extract can relieve Alzheimer's disease, increase cerebral blood flow, enhance memory and relieve anxiety. It can also be used to relieve senile diseases such as tinnitus caused by vascular congestion.

Spirulina is rich in chlorophyll and other minerals, which can provide energy, improve appetite and prevent AIDS.

Pine pollen. It contains a large number of vitamins and amino acids necessary for human body, and is a natural food without toxic and side effects.

Lecithin. Widely found in natural animal and plant foods, rich in vitamins A and B. However, human liver can synthesize lecithin and use it to strengthen cell membrane.