The following vitamins have been recommended to help with BPH or prostate cancer. But always talk to your doctor before adding any new vitamins to your regimen. 

1. Saw palmetto

    
   • No substantive evidence that it influences the course of either of these conditions
   • Must double PSA if taking

2. Vitamins C, D and E, Selenium, Calcium and Lycopene

   • studies have found inconclusive evidence

Too many vitamins can actually have negative effects:

• Avoid taking supplemental doses of Calcium above the RDA ( avoid > 1,500 mg of Calcium/day)
• Avoid high doses of folate/folic acid
• Omega-3 fatty acids have been shown to protect against prostate cancer
• Zinc usage > 100 mg/day has been shown to increase the risk of prostate cancer in two studies