Best MGF Vendors in 2026
Growth HormoneRanked by Finnrick trust score, purity testing, and price.
Simple Peptide is our #1 pick for MGF, with a Finnrick trust score of 7.0/10. Across 22 tracked vendors, prices range from $28.99 to $150.00, verified by Peptide Compare on 24 Sep 2026. Prices are scraped from vendor sites; trust scores come from Finnrick blind tests.
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- Cheapest per mg
- $11.80/mgat Biotech Peptides
- Highest trust score
- Risynth Bio(9.1/10)
- In stock now
- 19 products across 22 vendors
- Last verified
- Sep 24, 2026
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Top MGF vendors at a glance
| Rank | Vendor | Trust score | Per mg |
|---|---|---|---|
| #1 | Simple Peptide | 7.0/10 | $13.20 |
| #2 | BioLongevity Labs | 6.0/10 | $18.99 |
| #3 | Paramount Peptides | 6.7/10 | $23.80 |
| #4 | Peptide Sciences | 6.6/10 | $19.00 |
| #5 | Risynth BioOut of stock | 9.1/10 | $25.00 |
| #6 | SwissChemsOut of stock | 4.0/10 | $14.99 |
| #7 | PeptidologyOut of stock | 7.6/10 | $15.66 |
| #8 | Genetic Peptide | untested | $9.00 |
| #9 | Biotech Peptides | untested | $11.80 |
| #10 | Alpha Omega | untested | $13.20 |
All 22 ranked MGF vendors
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How we rank vendors
Our composite score weighs Finnrick blind-testing trust scores (62%), price competitiveness (25%), and stock availability (13%). Vendors without Finnrick data are sorted by price below scored vendors. We never accept payment for rankings. Learn more.