Compound Library

Peptide / Longevity

Thymulin (FTS)

Thymic nonapeptide. T-cell differentiation, immune regulation. Declines with age. Used in anti-ageing immune protocols alongside Thymalin and Thymosin Alpha-1.

Build protocol outline Open dose calculator TNHL ebooks
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 dose5–10 mg SubQ daily for 10-day cycles
Half-life1 hours
Risk flaglow
Regulatory noteResearch-only flag

Side effects and watch-outs

  • Immune activation fatigue (first few days)
  • Injection site reaction
  • Generally well tolerated
  • Limited independent RCT data