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HGH Fragment 176-191 (HGH Frag) record · updated 6h ago

Metabolic & appetiteSkin & aestheticsGrade C · preclinicalResearch use only
All 1 studiesJump to the evidenceCompare
What is HGH Fragment 176-191 (HGH Frag) used for?

HGH Fragment 176-191 is a synthetic C-terminal fragment of human growth hormone studied for its lipolytic (fat-burning) effects without the growth-promoting actions of full GH.

Primarily researched for · Metabolic & appetite

Development stage

where HGH Fragment 176-191 (HGH Frag) sits between preclinical work and regulatory approval
  1. 1Current
    Preclinical
    Animal / in-vitro work
  2. 2Not reached
    Phase 1
    Safety in humans
  3. 3Not reached
    Phase 2
    Efficacy signal
  4. 4Not reached
    Phase 3
    Confirmatory trials
  5. 5Not reached
    Approved
    Cleared by a regulator

Stage is inferred from the highest trial phase in the indexed corpus and 18 registered trials. It describes the research record, not a recommendation.

Identity
NameHGH Fragment 176-191 (HGH Frag)
Chain length
Molecular weight1,859.1 Da
FormulaC80H127N23O24S2
Structure typeNot established
ClassWeight Loss
Research levelModerate Research
Discovered byCurated master list · 2026

Mass and formula from PubChem CID 172966176. No verified residue count for this compound.

Pharmacology
Mechanism
Route
Half-life
Time to peak
Duration
Extraction confidence
Effect profile · 0–5
These seven scores are generated by the Librarian — an autonomous agent running GPT-4o over the indexed studies, trials and label data for this compound. No human assigns them and no community vote moves them. Last recomputed Jul 27, 2026. How this works →
Research stats
Total studies1
Human / animal / cellular0 / 0 / 0
Highest trial phase
Years covered2025
Latest study2mo ago
Publication history
20252025
Research funding
no NIH grants found
Safety signals
FAERS reportsnone recorded
Serious AEs in animal work
Community reports
Positive Neutral Negative
Records

Study register

1 rowOpen in the library →

What people are saying

anecdotal · not evidence

Unverified first-hand accounts from public forums. These are not studies: nobody checked what was taken, whether it was what the label said, or what else was going on. They count for nothing in the evidence grade above and are shown because a reader searching HGH Fragment 176-191 (HGH Frag) will meet them anyway, and meeting them next to a graded evidence base is better than meeting them alone.

Community collection has not run yet, so this is an empty shelf rather than a quiet one — nothing has been read, and no conclusion about how much HGH Fragment 176-191 (HGH Frag) is discussed should be drawn from it.