Saw palmetto is promoted for urinary symptoms linked to an enlarged prostate, male-pattern baldness, and chronic prostatitis, but research shows little or no benefit for these uses. It may mildly inhibit the enzyme 5-alpha-reductase, potentially reducing dihydrotestosterone (DHT) by about 15–30%, which is why it's marketed for hair loss and prostate health.
 
Potential Benefits
1. Prostate Health
Promoted Use: Saw palmetto is often marketed for urinary symptoms associated with benign prostatic hyperplasia (BPH), which includes issues like frequent urination and weak urine flow.
Research Findings: Studies indicate that saw palmetto provides little or no benefit for BPH symptoms. A comprehensive review of 27 studies found no significant improvement in urinary symptoms or quality of life for those taking saw palmetto compared to a placebo.
 
2. Hair Loss Treatment
Mechanism: Saw palmetto may inhibit the enzyme 5-alpha-reductase, which converts testosterone into dihydrotestosterone (DHT). Elevated DHT levels are linked to hair loss, particularly in androgenetic alopecia (male-pattern baldness).
Evidence: Some small studies suggest that saw palmetto might improve hair density and quality, but the overall evidence remains inconclusive. More robust research is needed to confirm these effects.

3. Other Uses
Chronic Prostatitis: Saw palmetto has been explored for chronic prostatitis, but studies have not shown significant benefits.
General Health: While saw palmetto is well tolerated and has mild side effects, its effectiveness for various health claims is still under investigation.
 
Weight 1.5 oz