Best Retatrutide Vendors in 2026
Weight Loss (GLP-1)Ranked by Finnrick trust score, purity testing, and price.
NUPEPS Peptides is our #1 pick for Retatrutide, with a Finnrick trust score of 9.0/10. Across 40 tracked vendors, prices range from $25.99 to $900.00. Rankings combine independent purity testing data, vendor trust scores, pricing, and stock availability. We never accept payment for placement.
- Cheapest per mg
- $1.83/mgat Step One
- Highest trust score
- NUPEPS Peptides(9.0/10)
- In stock now
- 119 products across 40 vendors
- Last verified
- Aug 21, 2026
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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.
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Last updated: August 21, 2026