Pharmacological function of ginseng leaf extract: In addition to anti-aging, anti-fatigue, and memory-enhancing effects, ginseng stem and leaf saponins can also activate skin cells, enhance skin elasticity, and reduce wrinkles. 1. Ginseng stem and leaf saponins can significantly inhibit the formation of lipid peroxide in the brain and liver, and reduce the Specification of lipofuscin in the cerebral cortex and liver. 2. Ginseng stem and leaf saponins have antioxidant effects. 3. Part of the monomeric saponins in the ginseng stem and leaf saponins can reduce the Specification of free radicals in the body to varying degrees, delay the senescence of nerve cells and reduce memory damage in old age. 4. Ginseng stem and leaf saponins have a stable membrane structure and increase protein synthesis, which can improve the memory ability of the elderly.