Compound Library

Peptide / Longevity

Epitalon (Epithalon)

Pineal gland tetrapeptide. Activates telomerase, potentially slowing telomere shortening. Improves melatonin and sleep. Used in 10–20 day cycles 2–3x per year. Soviet-era research base.

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Reference dose5–10 mg SubQ or IV daily for 10–20 day cycles
Half-life2 hours
Risk flaglow
Regulatory noteResearch-only flag

Side effects and watch-outs

  • Generally well tolerated
  • Injection site reaction
  • Mild fatigue on initiation
  • Limited independent RCT data