Saw Palmetto
Berry extract traditionally used for benign prostatic hyperplasia (BPH) & hair loss; evidence is mixed.
mens-healthhormonesdaily
Evidence last reviewed: 04 Apr 2026
Trade-offs & context
Known concerns, timing considerations, & interactions
Note
May suppress PSA (prostate-specific antigen) levels, potentially masking prostate conditions — always inform your doctor if PSA testing is planned
Hormones
Possible hormonal effects — theoretical concern for hormone-sensitive conditions
Dot colour: ●High concern ●Moderate ● Low / note
Evidence
1 record
BPH symptoms / urinary flow
Men with mild-moderate BPH • Meta-analyses (conflicting)
COCHRANELow
Some meta-analyses show benefit; large NIH-funded RCT found no improvement vs placebo. Effect remains debated.
Dose: 320 mgDuration: 4–12 weeks
Well tolerated; may affect PSA levels — inform clinician if tested.
Forms
Lipophilic extract (85–95% fatty acids)
Extract form required; raw berry ineffective.
Stacks containing Saw Palmetto
Public community stacks that include this ingredient.
No public stacks include this ingredient yet.