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HGH Fragment 176-191 Half-Life and Dosing Frequency

What is the half-life of HGH Fragment 176-191?

HGH Fragment 176-191 has a reported half life of ~30 minutes, given subcutaneous. That is why it is typically dosed 1-2x daily, fasted. A shorter half life means more frequent dosing to keep blood levels steady, a longer one lets you space doses further apart.

Quick facts

  • Half-life: ~30 minutes
  • Route: Subcutaneous
  • Typical schedule: 1-2x daily, fasted
  • Cycle length: 8-12 weeks
Pepdex is an editorial reference, not medical advice. Peptides vary in legal and approval status by country, many are research compounds without full human safety data. Talk to a qualified clinician before starting anything.

Last updated 2026-06-06.