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MetabolicSubcutaneous

HGH Fragment 176-191

Also known as: HGH Frag · Fragment 176-191

C-terminal fragment of human growth hormone identical to the AOD-9604 sequence in concept but supplied as the bare 176-191 peptide without AOD's tyrosine modification. Retains lipolytic activity at adipocyte beta-3 receptors without GH-receptor agonism.

At a glance

Half-life
24 minutes
Common route
Subcutaneous
Typical dose range
250500mcg
Stability (reconstituted)
30days refrigerated

Best timing

Fasted, AM and/or pre-cardio. Daily dosing on a 5-on-2-off cycle is common in research community protocols.

Contraindications

  • Pregnancy
  • Severe diabetes (theoretical insulin sensitivity effects)
  • Known GH-related peptide sensitivity

Watch symptoms

  • Minimal side effect profile in published animal studies
  • Mild injection site reactions
  • Stability is slightly worse than AOD-9604 due to lack of stabilizing modification
  • Limited modern human trial data outside AOD-9604 program
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