PEG-MGF FMP
Pegylated MGF
MGF E-domain peptide attached to polyethylene glycol to slow clearance; its biology is inferred from unmodified MGF.
Evidence level. Evidence is mostly cell-based, cosmetic-ingredient data, or otherwise limited. About the badges
- Class
- Pegylated MGF
- Category
- Muscle & Growth Factors
- Type
- Single compound
- Abbreviation
- FMP
- Development and regulatory status
- Not approved; preclinical research peptide
What researchers study
MGF E-domain peptide chemically attached to polyethylene glycol (PEGylation) to slow clearance and extend circulating lifetime relative to unmodified MGF. Its biology is inferred from MGF, and few primary studies of the pegylated form were identified.
Research areas
- Longer-duration muscle repair models
- Satellite-cell activation in culture
- Pharmacokinetics of pegylated peptides
- Analytical detection of IGF-1 axis peptides
Reported findings
Summaries of published results. Each one is tagged with the type of study behind it. They describe research outcomes and are not claims about any product. Why study type matters.
- review
A 2026 review places PEG-MGF among unregulated GH-IGF-1 axis peptides without regulatory approval for physique or performance use
- cell culture
Mechanistic evidence comes from unmodified MGF, whose E domain increased myoblast proliferation and inhibited differentiation in culture
Studied alongside
Compounds that appear together in research because their mechanisms complement each other, or as comparators. The reasons given are research reasoning, not recommendations for use.
- MGFunmodified parent peptide used as the mechanistic reference
- IGF-1 LR3IGF-1 analogue studied in related muscle-growth pathways
- Follistatin 344myostatin-pathway inhibitor with a complementary route to muscle mass
