Saw Palmetto
Serenoa repens
The most widely used herbal intervention for benign prostatic hyperplasia (BPH), with evidence for reducing urinary symptoms through 5-alpha reductase inhibition.
Known Health Benefits
Active Compounds
Fatty acids, phytosterols (beta-sitosterol), flavonoids
Potential Side Effects
Mild GI effects, headache; may affect PSA levels
Known Drug Interactions
May interact with blood thinners and hormone therapies
Evidence Classification
Supported by cohort studies, case-control studies, or multiple observational studies with consistent findings.
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