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Green Tea

Medical and Pharmacy Editor:

Brand and Other Names: Camellia Sinensis, Camellia Thea, Chinese Tea, Dexatrim (reformulated), Green Tea Extract, GTE, Japanese Tea, Matsu-cha Tea, Theaceae, Theanine, Theifers

Generic Name: green tea

Drug Class: Cardiovascular, Herbals; Neurology & Psychiatry, Herbals; Oncology, Herbals

What Is Green Tea and How Does It Work?

Green Tea is an herb used in cancer (prevention), cognitive improvement, Crohn's disease, diuresis, genital warts, headaches, heart disease (prevention), Parkinson's disease (prevention), stomach disorders, weight loss (combination products), and hypercholesterolemia.

Green tea is possibly effective for listed uses.

Studies show benefit in prevention of bladder, esophageal, pancreatic cancer; negative results for stomach cancer.

Green Tea is available under the following different brand and other names: camellia sinensis, camellia thea, Chinese tea, Dexatrim (reformulated), green tea extract, GTE, Japanese tea, Matsu-cha tea, Theaceae, Theanine, and theifers.

Suggested Dosing

Dosages of Green Tea:

1-10 cups taken orally once daily; 1 teaspoon tea leaves/ 8 oz boiling water

Mental Alertness

1 cup or 60 mg caffeine (3 cups = 240-320 mg polyphenols)


Greater than 10 cups/day

Dosage Considerations – Should be Given as Follows:

There are no dosage considerations for use of green tea.

Medically Reviewed by a Doctor on 4/14/2017

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