Do green tea polyphenols decrease hormone and mammographic density in healthy women

INTERVENTION: Green Tea Polyphenols capsule 700mg oral administration, twice per day with morning and evening meals for 24 weeks Water soluble, decaffeinated green tea extract containing ‘Tea Polyphenols with (–)‐epigallocatechin‐3‐gallate (EGCG) 65% and over’ CONDITION: The prevention of Breast cancer PRIMARY OUTCOME: Blood analysis in circulating levels of steroid and peptide hormones SECONDARY OUTCOME: mammographic density using a high frequency scanner with a computer‐aid interactive thresholding technique INCLUSION CRITERIA: healthy females aged 18+yr, who come to the outpatient breast clinic for medical check