It has anti-aging properties, protects the lungs, has a stimulating effect, reduces the risk of osteoporosis, stimulates the immune system, it is an anticancer agent, reduces cholesterol, promotes heart and arterial health, prevents diabetes, increases the rate of metabolism, increases endurance, relieves stress and it is inebriating.
There are studies showing that green tea is rich in antioxidants called polyphenols, which prevent the destructive action of free radicals molecules that degenerate cells, supporting for example, cancer prevention, it also participate in anti-aging effect and fat burning.
Green tea is also rich in tannin that lowers LDL (bad cholesterol) levels and strengthens the arteries and veins favoring prevention of heart and circulatory diseases. It contains bioflavonoids and catechins: substances that block the cellular changes that give rise to tumors.
A study performed in the United States indicates that green tea extract can suppress the growth of Helicobacter pylori (in vivo and in vitro). Another study in South Korea suggests that an acidic polysaccharide found in green tea is significantly effective in preventing the adhesion of H. pylori to human skin cells in culture.