WHAT IS PEG-MGF? Understanding this Powerful Peptide

What is PEG-MGF? Learn About This Powerful Peptide

PEG-MGF is Pegylated Mechano Growth Factor, a variant of the insulin-like growth factor (IGF-1). It’s a long-acting variant of MGF, a split variant of IGF-1 (but its sequence is different from the systemic IGF-1 produced by the liver). That’s why it’s highly sought after for training results.

PEG-MGF is available in lyophilized powder form and sold in 2mg vials at Loti Labs.

PEG-MGF (Pegylated Mechano Growth Factor) Facts and Characteristics

PEG-MGF (Pegylated Mechano Growth Factor) is classified as a variant of IGF-1 in the literature. Research shows that the PEGylation process modifies MGF by attaching polyethylene glycol (PEG) to it, which may increase its half-life from minutes to days in experimental models. It may circulate in the blood for extended periods before being metabolized and cleared by the kidneys in laboratory animals.

What is Mechano Growth Factor (MGF): The Parent Compound

To overcome this limitation, scientists developed PEG-MGF, a pegylated version of mechano growth factor. By attaching a polyethylene glycol (PEG) molecule, PEG-MGF achieves a significantly longer half-life, allowing it to remain active in the body for extended periods.

PEG-MGF vs MGF: Differences in Research and Application

PEG-MGF is a pegylated version of Mechano Growth Factor (MGF) with a longer activity window due to its pegylated structure. While MGF has a short half-life of around 5-7 minutes, PEG-MGF’s half-life extends to 48-72 hours in experimental models.

Laboratory Observations and Safety Considerations for PEG-MGF

Laboratory observations for PEG-MGF may include:

• Changes in blood pressure
• Changes in glucose levels
• Irregular heart rate in research subjects
• Localized swelling in extremities of test models

Sources for PEG-MGF Research

Loti Labs provides research-grade substances with full quality control documentation. Our technical support team is available for detailed information, and we have a full return policy for research substances.

Visit our website or contact our research support team for PEG-MGF for lab use.

Note: The World Anti-Doping Agency (WADA) regulates and bans PEG-MGF and similar peptides in sports, classifying them as prohibited substances for athletes.

1. Shang J, Fan X, Liu H. The role of mechano-growth factor E peptide in the regulation of osteosarcoma. Oncology Letters. 2015 Aug;10(2):697-704. DOI: 10.3892/ol.2015.3339.
2. Zabłocka B, Goldspink PH, Goldspink G, Górecki DC. Front Endocrinol (Lausanne). 2012;3:131. Published 2012 Nov 1. doi: 10.3389/fendo.2012.001313.
3. Matheny RW Jr, Nindl BC, Adamo ML. Endocrinology. 2010;151(3):865–875. doi:10.1210/en.2009-1217
4. British Journal of Sports Medicine 2005;39:787-788.