Description

Green tea is taken by mouth to improve mental alertness and thinking.

It is also taken by mouth for depression, non-alcoholic fatty liver disease (NAFLD), inflammatory bowel disease (ulcerative colitis or Crohn's disease), weight loss and to treat stomach disorders, vomiting, diarrhoea, headaches, and bone loss(osteoporosis).

Some people take green tea by mouth to prevent various cancers, including breast cancer, prostate cancer, colon cancer, gastric cancer, lung cancer, liver cancer, solid tumour cancers, leukaemia, and skin cancer related to exposure to sunlight. Some women use green tea to fight human papillomavirus (HPV), which can cause genital warts, the growth of abnormal cells in the cervix (cervical dysplasia), and cervical cancer.

Green tea is also taken by mouth for Parkinson's disease, diseases of the heart and blood vessels, diabetes, low blood pressure, chronic fatigue syndrome (CFS), dental cavities (caries), kidney stones, and skin damage.