PEG-MGF
PEG-MGF
PEGylated Mechano Growth Factor — extended half-life MGF. Systemic muscle repair and satellite cell activation.
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- Refund + retest if a batch fails purity
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At a glance
At a glance
- Concentration
- 5mg
- Purity
- 99.5%+
- Route
- Subcutaneous injection
- Storage
- Lyophilized: room temperature, desiccated. Reconstituted: 2–8°C, ≤30 days.
Compound profile
PEG-MGF (PEGylated Mechano Growth Factor) is the polyethylene glycol-conjugated version of MGF, designed to overcome the primary limitation of native MGF: its extremely short plasma half-life of approximately 5-7 minutes. The PEGylation process attaches a polyethylene glycol polymer chain to the MGF molecule, shielding it from proteolytic degradation and dramatically extending its biological activity from minutes to several hours. This modification transforms MGF from a site-specific, timing-dependent compound into a systemically distributable growth factor with a practical dosing window.
PEG-MGF (PEGylated Mechano Growth Factor) is the polyethylene glycol-conjugated version of MGF, designed to overcome the primary limitation of native MGF: its extremely short plasma half-life of approximately 5-7 minutes. The PEGylation process attaches a polyethylene glycol polymer chain to the MGF molecule, shielding it from proteolytic degradation and dramatically extending its biological activity from minutes to several hours. This modification transforms MGF from a site-specific, timing-dependent compound into a systemically distributable growth factor with a practical dosing window.
The mechanism of PEG-MGF mirrors that of native MGF — satellite cell activation via the unique C-terminal E-domain signaling pathway — but the pharmacokinetic profile is fundamentally different. While native MGF must be injected directly into the target muscle within a narrow post-exercise window, PEG-MGF can be administered subcutaneously and distributes systemically, reaching all muscle tissue rather than just the injection site. This systemic distribution means PEG-MGF activates satellite cells throughout the body, making it more suitable for whole-body recovery protocols but less targeted than site-specific native MGF injections.
Research on PEG-MGF demonstrates sustained satellite cell proliferation, extended anabolic signaling windows, and improved systemic muscle recovery compared to native MGF. Studies show increased myofiber repair rates, enhanced nitrogen retention, and proliferation of satellite cell populations across multiple muscle groups. The extended activity window also means PEG-MGF can be administered independent of training timing, improving protocol compliance for researchers running sustained protocols.
PEG-MGF is suited for researchers investigating systemic muscle recovery, whole-body satellite cell activation, and extended growth factor signaling. It is preferred over native MGF for researchers who want body-wide effects and simpler dosing schedules, and for protocols that cannot precisely time injection with training.
Reconstitute with 1-2ml bacteriostatic water. Administer via subcutaneous or intramuscular injection, typically 200-500mcg per dose, 2-3 times per week. Unlike native MGF, injection timing relative to training is less critical due to the extended half-life. However, administering on non-training days may optimize the systemic signal by avoiding competition with the body's endogenous post-exercise MGF production. Store at 2-8C after reconstitution. The 5mg vial supports 3-8 weeks of research at standard dosing.
How to use
Injection technique, site rotation, and frequency guidance. Typical protocols split the weekly dose into 2 injections.
PEG-MGF is supplied as a lyophilized (freeze-dried) powder and must be reconstituted with bacteriostatic water (BAC water) before use in a research setting.
- Clean the BAC water vial stopper and the peptide vial stopper with an alcohol swab. Allow to dry.
- Draw the required volume of BAC water into a sterile syringe (typically 1–3 mL depending on target concentration).
- Angle the needle so the water runs down the inside wall of the peptide vial. Avoid dispensing directly onto the powder.
- Do not shake. Gently swirl or roll until fully dissolved. Vigorous shaking can denature peptides.
- Refrigerate reconstituted solution at 2–8°C. Most reconstituted peptides are stable 14–30 days depending on compound.
Target concentration determines drawing volume. For dosing math, consult the dosing math guide.
Independent lab verification
Research disclaimer
For research and laboratory use only. Not for human or veterinary consumption. Nova Pharma sells to qualified researchers of legal age and ships to Canadian addresses only. See disclaimer and terms.
At a glance
At a glance
- Concentration
- 5mg
- Purity
- 99.5%+
- Route
- Subcutaneous injection
- Storage
- Lyophilized: room temperature, desiccated. Reconstituted: 2–8°C, ≤30 days.
Compound profile
PEG-MGF (PEGylated Mechano Growth Factor) is the polyethylene glycol-conjugated version of MGF, designed to overcome the primary limitation of native MGF: its extremely short plasma half-life of approximately 5-7 minutes. The PEGylation process attaches a polyethylene glycol polymer chain to the MGF molecule, shielding it from proteolytic degradation and dramatically extending its biological activity from minutes to several hours. This modification transforms MGF from a site-specific, timing-dependent compound into a systemically distributable growth factor with a practical dosing window.
PEG-MGF (PEGylated Mechano Growth Factor) is the polyethylene glycol-conjugated version of MGF, designed to overcome the primary limitation of native MGF: its extremely short plasma half-life of approximately 5-7 minutes. The PEGylation process attaches a polyethylene glycol polymer chain to the MGF molecule, shielding it from proteolytic degradation and dramatically extending its biological activity from minutes to several hours. This modification transforms MGF from a site-specific, timing-dependent compound into a systemically distributable growth factor with a practical dosing window.
The mechanism of PEG-MGF mirrors that of native MGF — satellite cell activation via the unique C-terminal E-domain signaling pathway — but the pharmacokinetic profile is fundamentally different. While native MGF must be injected directly into the target muscle within a narrow post-exercise window, PEG-MGF can be administered subcutaneously and distributes systemically, reaching all muscle tissue rather than just the injection site. This systemic distribution means PEG-MGF activates satellite cells throughout the body, making it more suitable for whole-body recovery protocols but less targeted than site-specific native MGF injections.
Research on PEG-MGF demonstrates sustained satellite cell proliferation, extended anabolic signaling windows, and improved systemic muscle recovery compared to native MGF. Studies show increased myofiber repair rates, enhanced nitrogen retention, and proliferation of satellite cell populations across multiple muscle groups. The extended activity window also means PEG-MGF can be administered independent of training timing, improving protocol compliance for researchers running sustained protocols.
PEG-MGF is suited for researchers investigating systemic muscle recovery, whole-body satellite cell activation, and extended growth factor signaling. It is preferred over native MGF for researchers who want body-wide effects and simpler dosing schedules, and for protocols that cannot precisely time injection with training.
Reconstitute with 1-2ml bacteriostatic water. Administer via subcutaneous or intramuscular injection, typically 200-500mcg per dose, 2-3 times per week. Unlike native MGF, injection timing relative to training is less critical due to the extended half-life. However, administering on non-training days may optimize the systemic signal by avoiding competition with the body's endogenous post-exercise MGF production. Store at 2-8C after reconstitution. The 5mg vial supports 3-8 weeks of research at standard dosing.
How to use
Injection technique, site rotation, and frequency guidance. Typical protocols split the weekly dose into 2 injections.
PEG-MGF is supplied as a lyophilized (freeze-dried) powder and must be reconstituted with bacteriostatic water (BAC water) before use in a research setting.
- Clean the BAC water vial stopper and the peptide vial stopper with an alcohol swab. Allow to dry.
- Draw the required volume of BAC water into a sterile syringe (typically 1–3 mL depending on target concentration).
- Angle the needle so the water runs down the inside wall of the peptide vial. Avoid dispensing directly onto the powder.
- Do not shake. Gently swirl or roll until fully dissolved. Vigorous shaking can denature peptides.
- Refrigerate reconstituted solution at 2–8°C. Most reconstituted peptides are stable 14–30 days depending on compound.
Target concentration determines drawing volume. For dosing math, consult the dosing math guide.
Independent lab verification
Research disclaimer
For research and laboratory use only. Not for human or veterinary consumption. Nova Pharma sells to qualified researchers of legal age and ships to Canadian addresses only. See disclaimer and terms.
Read the research
Reference articles from the lab covering this compound.
Complete the protocol
Reconstitution Kit — Standard
30ml bac water · 10 syringes · mixing syringe · swabs
4.9
