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What is PEG-MGF?

The short answer

PEG-MGF is a peptide, a short chain of amino acids.

  • What it is

    PEG-MGF: Pegylated IGF-1 splice-variant peptide.

  • What people look into

    Muscle and exercise

By Ellum EditorialUpdated AI use

Get updates on PEG-MGF

What it is

Also known as
pegylated mgf, pegylated mechano growth factor

Regulatory status

Not FDA-approved How we label status

As of October 4, 2026, PEG-MGF is not FDA-approved for any use and is not on FDA's 503A bulks list.

See PEG-MGF in the Index →

Federal (FDA)
Not FDA-approved
503A compounding
No category (nomination withdrawn; removed from Cat 2 2026-04-22); not on 216.23 as of 2026-10-07; not an approved-drug component (as of October 7, 2026)
PCAC history
Scheduled: PCAC 'before the end of February 2027' (no date set)
WADA 2026
S2.3

References

Sources as of October 4, 2026

  1. FDA: www.fda.gov/media/94155/download
  2. FDA: www.fda.gov/drugs/human-drug-compounding/certain-bulk-drug-substances-use-compounding-may-present-significant-safety-risks
  3. FDA: www.fda.gov/advisory-committees/pharmacy-compounding-advisory-committee/meeting-pharmacy-compounding-advisory-committee
  4. WADA: www.wada-ama.org/sites/default/files/2025-09/2026list_en_final_clean_september_2025.pdf
  5. eCFR: www.ecfr.gov/current/title-21/chapter-I/subchapter-C/part-216/subpart-B/section-216.23
  6. FDA: api.fda.gov/drug/drugsfda.json