Reduced glutathione is a kind of small molecule peptide, which exists in a large number of organisms, especially in liver cells. It can protect liver cell membrane, promote liver enzyme activity, and combine with many toxic chemicals to detoxify. It has good curative effect on liver injury, liver cirrhosis and other diseases caused by drug poisoning, alcoholism and other reasons. It has anti-oxidation and anti-aging function. Through glutathione catalysis, it can react with peroxides, reduce oxides, protect human cells from oxidative damage, especially protect brain function, transfer amino acid biological function, and promote growth and development. Therefore, wheat germ is not only rich in protein and amino acids, but also easy to be absorbed by human body