Tirzepatide — Vendor Comparison
A dual GIP and GLP-1 receptor agonist originally developed for type 2 diabetes. Now widely studied for its effects on weight management and metabolic health.
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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13 vendors
| Vendor▼ | Rating▲ | COAs▼ | Est.▼ | Price▼ | Ships▼ | Stock▼ | Actions |
|---|---|---|---|---|---|---|---|
IP Ion Peptides | 2025 | $49.00 $4.90/mg | 2-5 days CC | In Stock | Visit | ||
SP Simple Peptides | 2023 | $65.10 $6.51/mg | 1-3 days VISAMCAMEX | In Stock | Visit | ||
PC Peptide Crafters | 2024 | $90.00 $9.00/mg | 2-5 days VISAMCPayAli | In Stock | Visit | ||
SP Skye Peptides | 2023 | $105.00 $10.50/mg | 3-7 days VISAMCAMEXDISCPay₿ | In Stock | Visit | ||
NP NuScience Peptides | 2003 | $114.00 $11.40/mg | 1-3 days CC₿ | In Stock | Visit | ||
N Nexaph | 2024 | $19.50 $1.95/mg | 1-3 days CC₿ | In Stock | Visit | ||
AOP Alpha Omega Peptides | 2024 | $65.10 $6.51/mg | 3-7 days VISAMCAMEXPayAPayVnmoZelle₿ | In Stock | Visit | ||
EP Eternal Peptides | 2024 | $74.99 $7.50/mg | 2-5 days ₿CashZelleBank | In Stock | Visit | ||
PP Planet Peptide | 2021 | $50.00 $5.00/mg | 2-5 days CC | In Stock | Visit | ||
PP Polaris Peptides | 2024 | $99.00 $9.90/mg | 2-5 days VISAMCAMEXDISCVnmoCashZelleACHWire₿ | In Stock | Visit | ||
AL Atomik Labz | 2024 | $99.00 $9.90/mg | 1-3 days VISAMC₿Vnmo | In Stock | Visit | ||
PP Penguin Peptides | 2025 | $104.00 $10.40/mg | 2-5 days CCAPayAfrm | In Stock | Visit | ||
P PureRawz | 2017 | $247.06 $24.71/mg | 2-5 days ₿LTCETHVnmoZellePayCC | In Stock | Visit |