Trial Search Results

Effects of Soy Compounds on Breast Cancer, Prostate Cancer, and Bone Health

This study will determine the effects of soy products on in vitro surrogate cancer markers as well as bone density markers and quality of life parameters in men and women. This study will also determine concentrations of isoflavones (naturally occurring plant compounds that act like estrogen in the body) in prostate tissue that has been removed during prostatectomy, as well as in the blood.

Stanford is currently not accepting patients for this trial.

Lead Sponsor:

National Center for Complementary and Integrative Health (NCCIH)

Stanford Investigator(s):


  • Drug: Soy Isoflavone Nutritional Supplements


Phase 2


Inclusion Criteria

   - Scheduled for prostatectomy

   - Willing and able to consume study tablets for at least 2 weeks prior to surgery

   - Willing to accept random assignment

   - Signed informed consent

Exclusion Criteria

   - Unwilling to avoid soy intake during the study period

   - Currently taking antibiotics

Ages Eligible for Study

N/A - N/A

Genders Eligible for Study


Not currently accepting new patients for this trial

Contact Information

Stanford University
School of Medicine
300 Pasteur Drive
Stanford, CA 94305
Not Recruiting