Peptide vendors shipping to United States
45 vendors, ranked by our independent composite grade. Same methodology as everywhere else: no vendor pays for placement. See how we score →
Crush Research
A young but unusually testing-serious domestic vendor whose real, named-ISO-17025 (ILS Laboratories), per-batch, multi-vial COA program and card-plus-crypto-plus-bank…
Verified Peptides
A genuinely lab-forward vendor: I opened TWO real Janoshik reports (BPC-157 Task #168855 batch BP06261310K 99.731%, and TB-500…
Chameleon Peptides
Elite testing transparency (named ISO-17025 Janoshik lab, per-batch COAs, MS + endotoxin + heavy metals, verifiable links) at…
OROS Research
A transparent, genuinely third-party-tested young vendor: I personally opened real independent COAs (Ethos Analytics >99% BPC-157; Freedom Diagnostics…
Ascension Peptides
Some of the best lab testing we have seen, with transparency and self-promotion caveats. A strong, verifiable option.
EZ Peptides
Genuinely strong analytical and logistics package - personally-verified independent ILS Labs per-batch COAs (BPC-157 99.92%, Retatrutide 99.89%), same-day…
Peptidology
Solid B: named ISO-17025 independent lab, Finnrick-verified high purity, all-rail payment, and a published replacement policy outweigh the…
NuRev Peptides
A transparent, genuinely third-party-tested young vendor: I personally opened four real independent COAs from two named labs (MDx…
Protide Health
A real, non-scam US vendor whose trust case is actually backed up: I personally opened a Freedom Diagnostics…
Peptide Crafters
One of the stronger analytical packages in the niche: named-lab per-batch COAs, a working LOT lookup, and independent…
GenX Bio
A real independent MZ Biolabs COA personally opened and read (Semaglutide 99.8%, MS+UV, molecular weight confirmed) plus a…
Ion Peptide
A legitimate, genuinely well-tested vendor whose independent Kovera/Freedom Diagnostics COAs (Ion is #1 by volume with zero flags)…
Hydro Research Peptides
A legitimate, well-reviewed vendor whose real independent per-batch COAs (one verified at 99.85%) and named labs put it…
Loti Labs
Real transparency and testing, but recurring quality complaints and premium pricing keep it middling.
MyPurePeptide
A legitimately testing newcomer: I personally opened two genuine independent Janoshik COAs (~99.2-99.7%, Mar-Apr 2026) that are correctly…
Koi Peptides
Genuinely strong analytical package (named-lab per-batch COAs personally verified at 99.62% and 99.96%) held back by a roughly…
Peak Lab Peptides
A legitimate, transparent new entrant with strong independent Bioviridian purity numbers and a real named LLC, but its…
Honest Peptide
A genuinely legitimate, independently tested vendor: I opened a real Freedom Diagnostics HPLC+LC-MS cert (BPC-157 99.07%, current June-2026…
Royal Peptides
A credible GLP-1 wholesaler with a genuinely strong testing story for the niche (named Janoshik COAs plus independent…
Prax Peptides
A legitimate, non-scam vendor that publishes genuine independent per-batch COAs (one personally opened at 99.79%) and lists a…
Limitless Biotech
A mid-tier established vendor: real per-batch COAs and multiple payment rails are offset by an unnamed/conflicting testing lab,…
Snap Peptides
A testing-forward but unproven newcomer: real per-batch verification through two genuine independent labs (Kovera + Freedom Diagnostics) with…
Biotech Peptides
A transparent, well-run vendor with a genuine free-reship policy and no FDA/DOJ record, held to a D+ ceiling…
Core Peptides
Ships reliably and reviews well, but publishes no real testing and has a payment-scam complaint. Unverifiable on the…
Pure Rawz
A real, long-running vendor whose best feature is genuine per-batch independent COAs from a named lab and transparent,…
Polaris Peptides
A legitimate, non-scam vendor whose flagship tirzepatide is genuinely excellent by independent lab data, but zero self-published COAs,…
BioLongevity Labs
A legitimate, transparently-owned US vendor with a genuinely deep COA library tied to a real CLIA lab, but…
Happy Peptides
Legit-looking, transparent operator with good pricing and a clean, well-reviewed reputation, but its central quality claim is unverifiable:…
Blue Sky Peptide
Grades F: despite an old, stable, well-shipped operation with three payment rails, there is no verifiable independent third-party…
Swiss Chems
One product tests great, another failed independent testing at 54%, and the FDA flagged its GLP-1 marketing. Too…
Peptidic Research
An identifiable New Mexico LLC with a real address, fast free tracked US shipping, competitive GLP-1 multipack pricing,…
Apex Lab Peptides
A real, non-scam, low-priced US vendor that does more than most on paper - per-batch COAs posted for…
Research Peptides Lab
A plausibly legitimate, non-scam young vendor with transparent pricing and fast tracked US shipping, but no testing lab…
Pure Peptide Labs
A slick, owner-named, fast-shipping Texas store that markets hard (personal story, childhood-cancer donation, permanent sales) and prices at/below…
Peptide Revival
A plausibly real but unproven small vendor: identity is on-record and pricing and shipping look fine, but every…
LVLUP Health
A legitimate, founder-led consumer supplement operation, but the unverified third-party-testing claim (no named lab, no batch COAs) on…
Apollo Peptide Sciences
A legitimate-looking, correctly registered young US vendor whose entire trust case rests on lab-testing claims it does not…
Felix Chemical Supply
Competitive pricing, decent US-only shipping and multi-rail payment are the only verifiable strengths; a 2025 domain, a fully…
Longevity Peptides
Fails on the essentials of trust: it claims COA-verified >=99% purity but publishes no certificates and names no…
Astra Peptides
A real, non-scam, low-priced US vendor whose entire trust case rests on an unverifiable claim: it names Janoshik…
Peptide Sciences
Closed as of 6 March 2026 and not recoverable - no refunds, and any site claiming to be…
Nordic Peptide
A roughly two-year-old US peptide shop whose testing claims are contradicted by its own pages: it advertises multiple…
Proxiva Labs
Currently suspended (client hold), so nothing on-site is verifiable right now; the objectively false since-2021 claim on a…
Modern Research Peptides
Avoid. Behind a clean site, fast US shipping and a thin 4.3/16 Trustpilot lies a documented COA-fabrication record:…
Paradigm Peptides
Federally prosecuted and closed. Products sold as SARMs contained an undisclosed controlled substance. Avoid.