Description
PEG-MGF 2mg is 2mg of PEG-MGF (pegylated mechano growth factor) in a sealed glass vial, tested to 99.5% purity. PEG-MGF is a pegylated MGF peptide. Sports Technology Labs supplies it for in-vitro research only.
PEG-MGF (pegylated mechano growth factor) at a glance
PEG-MGF is the MGF E-peptide with a polyethylene glycol chain attached. PEG is a long, water-loving polymer used on many approved drugs to slow their breakdown and clearance.
Plain MGF lasts only minutes in serum. PEGylation is meant to stretch that to days, so labs use PEG-MGF when they want a longer exposure in a single treatment.
How PEG-MGF works
The working part is the same MGF E-domain, studied for activating muscle satellite cells after damage. The PEG chain doesn’t change that sequence.
What it does change is size and shielding. A bigger molecule is filtered by the kidneys more slowly, and the PEG cloud keeps proteases away from the peptide, so it stays intact longer.
PEG-MGF 2mg product details
- Compound: PEG-MGF (pegylated mechano growth factor)
- Structure: PEG-succinyl MGF E-peptide (24 amino acids)
- Amount: 2mg per vial
- Form: lyophilized powder in a sterile glass vial (diluent not included)
- Purity: 99.5% by HPLC, identity by mass spectrometry
- Tested by: MZ Biolabs, Tucson, Arizona
- SKU: STL-PEGMGF-2
- Intended use: laboratory research only
What the literature says about PEG-MGF
Published studies are mostly on unmodified MGF, starting with Yang and Goldspink in 2002, which reported more muscle satellite cell division.
PEGylation as a method is well documented. Drugs like pegfilgrastim and peginterferon use it, and it reliably extends half-life. Data on PEG-MGF by itself are limited.
The original papers are free to search through this PubMed search for PEG-MGF, run by the U.S. National Library of Medicine.
PEG-MGF and its alternatives
PEG-MGF is a pegylated splice variant of IGF-1 studied in muscle repair. Here’s how the nearest options in our range differ:
- Tesamorelin is a stabilized GHRH analog with clinical trial data on abdominal fat
- Ipamorelin is the most selective ghrelin receptor agonist, releasing GH with little change in cortisol or prolactin
- Sermorelin is the first 29 amino acids of natural GHRH, broken down within minutes
- CJC-1295 DAC is a GHRH analog that binds albumin through its drug affinity complex and lasts for days
- GHRP-6 is a ghrelin receptor agonist known for a strong hunger signal alongside GH release
GHRH analogs and ghrelin receptor agonists act on two different pituitary receptors, which is why studies so often pair them. Compare them in our growth hormone peptides.
PEG-MGF 2mg purity and lab testing
Sports Technology Labs doesn’t test its own products. MZ Biolabs in Tucson, Arizona, does, using HPLC for purity and mass spectrometry for identity. For this listing the posted result is 99.5%.
The COA image is in the product gallery at the top of this page, so you can read the batch result before you order.
Both numbers matter. Purity by HPLC means little if nobody checked the identity, and that’s the job mass spectrometry does.
You also get a 60-day money-back guarantee on the order.
How to dissolve PEG-MGF 2mg
The vial holds 2mg of freeze-dried powder. Divide that by the millilitres of diluent you add and you have the concentration:
- 1mL of diluent gives 2mg per mL
- 2mL of diluent gives 1mg per mL
Diluent isn’t included, and most labs use bacteriostatic water. Let the vial reach room temperature, swab the stopper and let the liquid run slowly down the glass. Swirl, don’t shake, until it’s clear.
Keeping PEG-MGF 2mg stable
Before opening, PEG-MGF 2mg goes in the fridge at 2 to 8°C. The mixed solution stays refrigerated too and should be finished inside about 30 days. Don’t freeze it.
Write the date mixed and the concentration on the vial before it goes back in the fridge.
Related to PEG-MGF 2mg
- CJC-1295 and Ipamorelin Stack (DAC), two vials in one order
- Ipamorelin 5mg, a GH secretagogue
- Liquid MK-677 (Ibutamoren) 25mg/mL, a GH secretagogue ready to measure
- Liquid MK-777 (Acetamoren) 20mg/mL, a GH secretagogue ready to measure
- Sermorelin 5mg, a GHRH analog
Want the whole catalog? Open our growth hormone peptides and healing and recovery peptides, or start from the Sports Technology Labs home page.
PEG-MGF 2mg FAQ
How much is in each PEG-MGF 2mg vial?
2mg of freeze-dried powder per vial.
Does PEG-MGF 2mg come with diluent?
No. Diluent and lab supplies aren’t included, and most labs use bacteriostatic water.
How should PEG-MGF 2mg be stored?
In the fridge at 2 to 8°C before and after mixing. Use the mixed solution within 30 days and don’t freeze it.
Can PEG-MGF 2mg be used in people or animals?
No. Sports Technology Labs sells it for laboratory research only. It isn’t approved for human or veterinary use.
Is PEG-MGF 2mg in stock?
Yes, it’s in stock now, and shipping is free.
Order PEG-MGF 2mg online today
Ready to order? The peptide costs $49.99, it’s in stock and shipping is free. Paying in crypto takes 15% off.
More options for this research area are in our growth hormone peptides and healing and recovery peptides.
Sports Technology Labs sells this product for laboratory and in-vitro research only. It isn’t a medicine, food or dietary supplement, and it must not be given to people or animals. The FDA has not evaluated any statement on this page. Buyers must be 21 or older.







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