According to the latest issue of the American Journal of clinical nutrition, a Japanese study found that drinking two to three cups of green tea a day can reduce the risk of Alzheimer's disease by about half.

Researchers point out that China Tea Suppliers has been known for its anti radiation and cholesterol lowering effects. This new study specifically investigates the cognitive status of people over 70 years old. The results showed that 70% of people said they drank at least two to three cups of green tea a day, of which the prevalence of Alzheimer's was the lowest. On the contrary, those who drank one cup a day or none at all had Alzheimer's disease, about half as much as the former.