During the annual meeting of the American Society of Clinical Oncology (ASCO), researchers at the Mayo Clinic in Arizona and Minnesota will present the results of a study of Polyphenon E in chronic lymphocytic leukemia (CLL) patients.
The primary active ingredient in Polyphenon E is epigallocatechin gallate (EGCG), which is extracted from a green tea. This drug is approved by the FDA to treat genital warts and being studied in several cancers. Continue reading Activity of green tea extract in chronic lymphocytic leukemia
The active substance in Polyphenon E Ointment is a green tea extract containing catechin — an antioxidant. A company called MediGene developed this drug to treat various skin tumors.
Known as Polyphenon E, green tea extract is made from decaffeinated green tea, and contains catechins (antioxidants). It’s 
Polyphenon E is