Compound Library

Supplement / DHT Blocker

Saw Palmetto

5-alpha reductase inhibitor from plant source. Mild DHT reduction — used for prostate support and hair loss prevention on AAS cycles. Evidence mixed but widely used.

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Educational reference only. This page does not diagnose, prescribe, or replace care from a licensed professional. Laws, availability, and clinical appropriateness vary by location.
Reference dose320 mg/day (standardised extract)
Half-life24 hours
Risk flaglow
Regulatory noteReview required

Side effects and watch-outs

  • GI distress
  • Rare: sexual side effects (reduced libido, erectile dysfunction)
  • Rare: liver damage (case reports at high dose)
  • Potential: mild hormonal effects — avoid in young men of reproductive age