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MGF vs PEG-MGF

MGF: Mechano growth factor. PEG-MGF: PEGylated mechano growth factor. Per milligram, MGF is cheaper right now (USD 3.00 vs USD 3.30 at the cheapest tested vendor). MGF has stronger published evidence (grade C vs D). Prices per mg compare cost, not effect: the amounts used in studies differ between compounds.

MGF

A splice variant of IGF-1 produced in muscle after damage or loading, thought to activate muscle stem cells.

What it is
Mechano growth factor
Category
Muscle & performance
Status
Not approved. Research use only.
Cheapest
USD 3.00 per mg (Hangzhou Youngpeptide Biotechnology HYB)
Median price
USD 10.50 per mg
Vendors
10 independently tested, 0 with a lab report
Research
Grade C: Mostly animal studies (12 papers)
Studied as
tested only in animals or cells

PEG-MGF

MGF with a polyethylene-glycol chain attached so it lasts longer in the blood.

What it is
PEGylated mechano growth factor
Category
Muscle & performance
Status
Not approved. Research use only.
Cheapest
USD 3.30 per mg (BeiBangAn)
Median price
USD 13.40 per mg
Vendors
16 independently tested, 0 with a lab report
Research
Grade D: Little or no evidence (1 papers)
Studied as
not studied

Cheapest tested vendors for MGF and PEG-MGF

Lowest price per milligram at up to three independently tested vendors each. Rankings are by price only; open a vendor to see its lab results.

Questions people ask

What is the difference between MGF and PEG-MGF?

MGF: Mechano growth factor. PEG-MGF: PEGylated mechano growth factor. Per milligram, MGF is cheaper right now (USD 3.00 vs USD 3.30 at the cheapest tested vendor). MGF has stronger published evidence (grade C vs D). Prices per mg compare cost, not effect: the amounts used in studies differ between compounds.

Which is cheaper, MGF or PEG-MGF?

MGF is cheaper per mg: USD 3.00 for MGF vs USD 3.30 for PEG-MGF at the cheapest independently tested vendor. The median listing is USD 10.50 per mg for MGF and USD 13.40 per mg for PEG-MGF.

Which is easier to find from a tested vendor, MGF or PEG-MGF?

PEG-MGF is sold by more independently tested vendors: 10 list MGF (0 publish a lab report for it) and 16 list PEG-MGF (0 with a lab report).

Which has more published research, MGF or PEG-MGF?

MGF is graded C (mostly animal studies) from 12 papers and PEG-MGF is graded D (little or no evidence) from 1 papers. Grades count studies of the exact compound only; they describe how much evidence exists, not which one is better.

Are MGF and PEG-MGF FDA approved?

MGF: Not approved. Research use only. PEG-MGF: Not approved. Research use only.