Retatrutide — Vendor Comparison
A triple agonist targeting GIP, GLP-1, and glucagon receptors. Among the most promising next-generation weight loss peptides in clinical development.
Rankings based on our Vendor Transparency Score — COA publishing, lab accreditation, batch traceability, and published policies.See our methodology →
We earn commissions from some vendors below. This doesn't affect our rankings — they're determined by Vendor Transparency Scores alone.Full disclosure →
How We Score Transparency
Public COA AccessCore evidenceCertificates of Analysis visible on site with batch-specific results
Batch TraceabilityCore evidenceCOA batch numbers match product labels and packaging
Named Testing LabCore evidenceTesting lab is named and independently verifiable
Policy PagesSupporting trustDedicated refund and/or shipping policy pages
Identifiable OwnershipSupporting trustNamed founders, registered business, or physical address
Methodology v2.0 · Last updated Mar 14, 2026Full methodology →
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10 vendors
| Vendor▼ | Rating▲ | COAs▼ | Est.▼ | Price▼ | Ships▼ | Stock▼ | Actions |
|---|---|---|---|---|---|---|---|
IP Ion Peptides | 2025 | $59.00 $5.90/mg | 2-5 days CC | In Stock | Visit | ||
NP NuScience Peptides | 2003 | $139.00 $13.90/mg | 1-3 days CC₿ | In Stock | Visit | ||
EP Eternal Peptides | 2024 | $99.99 $10.00/mg | 2-5 days ₿CashZelleBank | In Stock | Visit | ||
SL Strate Labs | 2019 | $129.99 $13.00/mg | 3-7 days ACH₿CBAPay | In Stock | Visit | ||
EB Evolve Biopep | 2025 | $45.00 $4.50/mg | 2-5 days CCAPayGPayKlrnaAfrm₿ | In Stock | Visit | ||
PP Planet Peptide | 2021 | $60.00 $6.00/mg | 2-5 days CC | In Stock | Visit | ||
AL Atomik Labz | 2024 | $109.00 $10.90/mg | 1-3 days VISAMC₿Vnmo | In Stock | Visit | ||
PPC Precision Peptide Co | 2023 | $119.99 $12.00/mg | 2-5 days CC | In Stock | Visit | ||
PP Polaris Peptides | 2024 | $120.00 $12.00/mg | 2-5 days VISAMCAMEXDISCVnmoCashZelleACHWire₿ | In Stock | Visit | ||
PP Penguin Peptides | 2025 | $132.00 $13.20/mg | 2-5 days CCAPayAfrm | In Stock | Visit |