Green Tea leaf
Green Tea leaf Camellia sinensis
Green tea contains caffeine and it has been used to increase alertness. Green tea has also been used for cancer prevention, to lower cholesterol, and to prevent/delay Parkinson's disease.
There is a growing body of evidence that suggests that regular consumption of Green Tea can reduce the incidence of a variety of cancers, including colon, pancreatic, and stomach cancers, and in fact, many people drink Green tea daily for cancer prevention. It is possible that this tea might also help prevent heart disease. Studies have shown that continued use of Green Tea lowers enzyme levels, which could significantly reduce or prevent liver disease, and reduce the negative effects of hepatitis and alcoholic liver disease. Preliminary studies also show that Green Tea might protect the skin from sun damage and sunburn. This tea also can lower cholesterol, boost your immune system, fight off tooth decay, regulate blood sugar levels, combat mental fatigue, and may help delay the onset of artherosclerosis.