What is MGF (Mechano Growth Factor) used for?
MGF (Mechano Growth Factor) is most commonly used for lifters experimenting with site-specific muscle anabolism; post-injury muscle recovery contexts; researchers preferring short-acting MGF over PEGylated version. Splice variant of IGF-1 produced by muscle in response to mechanical loading and damage. Triggers satellite cell activation. Short half-life, superseded for most use cases by PEG-MGF. Human evidence for MGF (Mechano Growth Factor) is limited, so these are the goals people pursue with it, not guaranteed outcomes.
What people use MGF (Mechano Growth Factor) for
- Lifters experimenting with site-specific muscle anabolism
- Post-injury muscle recovery contexts
- Researchers preferring short-acting MGF over PEGylated version
References
- Mechano-growth factor (MGF) and muscle regeneration, review — Goldspink G, J Musculoskelet Neuronal Interact, 2005
- Mechano-growth factor peptide, the COOH terminus of unprocessed insulin-like growth factor 1, has no apparent effect on myoblasts or primary muscle stem cells — Fornaro M, Hinken AC, Needle S, et al., American Journal of Physiology - Endocrinology and Metabolism, 2014
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Last updated 2026-06-15.