https://peptideranking.org/Research peptide vendors, scored on what can be checked.https://peptideranking.org/vendors/xcel-peptides/https://peptideranking.org/vendors/xcel-peptides/Mon, 19 Oct 2026 00:00:00 GMTXcel Peptides, a trade name of Xcel Research LLC in Sheridan, WY, gates its whole site behind a login and received an FDA warning letter dated 2024-12-10.https://peptideranking.org/vendors/verified-peptides/https://peptideranking.org/vendors/verified-peptides/Mon, 19 Oct 2026 00:00:00 GMTVerified Peptides sends every batch to Janoshik and publishes a 500+ report archive, while Finnrick reports 18 pass / 18 fail in its own tests.https://peptideranking.org/vendors/usa-peptides/https://peptideranking.org/vendors/usa-peptides/Mon, 19 Oct 2026 00:00:00 GMTUSA Peptides LLC sells 16 pre-mixed products at flat $125 and $199 in 5mL vials with no mg content, COA or lab name published, and takes no returns.https://peptideranking.org/vendors/us-peptides/https://peptideranking.org/vendors/us-peptides/Mon, 19 Oct 2026 00:00:00 GMTUS Peptides, a 15-product Florida distributor with a Tarpon Springs PO Box, sells BPC-157 5mg at $46.39 but publishes no COAs, lab names or testing statements.https://peptideranking.org/vendors/umbrella-labs/https://peptideranking.org/vendors/umbrella-labs/Mon, 19 Oct 2026 00:00:00 GMTUmbrella Labs of Tucson, AZ, publishes an open COA index naming MZ BioLabs and Vanguard Laboratory, and holds an FDA letter dated 2021-05-18.https://peptideranking.org/vendors/uk-peptides/https://peptideranking.org/vendors/uk-peptides/Mon, 19 Oct 2026 00:00:00 GMTUK Peptides, run by Starflex Systems Limited in Middlesbrough since 2012, sells BPC-157 5mg at GBP 16.95 and uses no third-party lab testing.https://peptideranking.org/vendors/trident-peptides/https://peptideranking.org/vendors/trident-peptides/Mon, 19 Oct 2026 00:00:00 GMTTrident Peptide UK sells BPC-157 5mg at GBP 12.95 with Royal Mail next-day delivery, but names no lab and its Trustpilot profile is removed.https://peptideranking.org/vendors/swole-af-labs/https://peptideranking.org/vendors/swole-af-labs/Mon, 19 Oct 2026 00:00:00 GMTSwole AF Labs no longer exists as a storefront; swoleaflabs.com redirects to rcs-research.is, a gated site with no public catalog, prices or COAs.https://peptideranking.org/vendors/swiss-chems/https://peptideranking.org/vendors/swiss-chems/Mon, 19 Oct 2026 00:00:00 GMTSwiss Chems publishes 126 lot-specific Janoshik reports and ships free over $100, but holds an FDA warning letter dated 2024-12-10 on its record.https://peptideranking.org/vendors/strate-labs/https://peptideranking.org/vendors/strate-labs/Mon, 19 Oct 2026 00:00:00 GMTStrate Labs, a Canadian research-chemical vendor, is closed: stratelabs.ca no longer resolves and stratelabs.is now redirects to GL Peptides.https://peptideranking.org/vendors/sports-technology-labs/https://peptideranking.org/vendors/sports-technology-labs/Mon, 19 Oct 2026 00:00:00 GMTSports Technology Labs of Shelton, CT, names MZ Biolabs and Colmaric Analyticals, sells BPC-157 5mg at $54.99 and offers a 60-day guarantee.https://peptideranking.org/vendors/skye-peptides/https://peptideranking.org/vendors/skye-peptides/Mon, 19 Oct 2026 00:00:00 GMTSkye Peptides gates its whole storefront behind an approved login and publishes no COAs; Finnrick reports 48 of 93 independent tests passed.https://peptideranking.org/vendors/simple-peptide/https://peptideranking.org/vendors/simple-peptide/Mon, 19 Oct 2026 00:00:00 GMTSimple Peptide, run by Melex Technologies Inc. in Delray Beach, FL, names Freedom Diagnostics Testing as its lab but hides prices until sign-in.https://peptideranking.org/vendors/science-bio/https://peptideranking.org/vendors/science-bio/Mon, 19 Oct 2026 00:00:00 GMTScience.bio has permanently closed; its homepage warns that any successor is fraudulent, and Finnrick reports 5 of 12 independent tests passed.https://peptideranking.org/vendors/research-peptides/https://peptideranking.org/vendors/research-peptides/Mon, 19 Oct 2026 00:00:00 GMTResearch Peptides runs a 27-product store registered in Panama, tests in-house with no lab named, and posts 28 COA files without lot numbers.https://peptideranking.org/vendors/receptor-chem/https://peptideranking.org/vendors/receptor-chem/Mon, 19 Oct 2026 00:00:00 GMTReceptor Chem, a UK research-chemical house in Stanmore, London, sells BPC-157 5mg from GBP 19.99 and offers a 14-day money-back guarantee on orders.https://peptideranking.org/vendors/rats-army/https://peptideranking.org/vendors/rats-army/Mon, 19 Oct 2026 00:00:00 GMTRats Army of Kalispell, MT, is closed. rats.army now loads only a parked domain-for-sale page; the reported April 2022 closure rests on one source.https://peptideranking.org/vendors/qsc-qingdao-sigma-chemical/https://peptideranking.org/vendors/qsc-qingdao-sigma-chemical/Mon, 19 Oct 2026 00:00:00 GMTQSC (Qingdao Sigma Chemical) is a Chinese bulk supplier with crypto-only checkout; its order domain failed DNS and Finnrick reports 33 pass / 17 fail.https://peptideranking.org/vendors/purerawz/https://peptideranking.org/vendors/purerawz/Mon, 19 Oct 2026 00:00:00 GMTPureRawz of Knoxville, TN, received an FDA warning letter dated 2025-09-08. Its site returned HTTP 403 during our check; Finnrick reports 13 of 29 tests passed.https://peptideranking.org/vendors/pure-peptide-labs/https://peptideranking.org/vendors/pure-peptide-labs/Mon, 19 Oct 2026 00:00:00 GMTPure Peptide Labs LLC of Cedar Park, TX, publishes 126 batch certificates across 61 products and names four US labs, but hides all prices behind a free account.https://peptideranking.org/vendors/proven-peptides/https://peptideranking.org/vendors/proven-peptides/Mon, 19 Oct 2026 00:00:00 GMTProven Peptides is offline: provenpeptides.com returned HTTP 522 on three fetches on 2026-10-19 and all testing and pricing fields are unknown.https://peptideranking.org/vendors/prime-peptides/https://peptideranking.org/vendors/prime-peptides/Mon, 19 Oct 2026 00:00:00 GMTPrime Peptides of Santa Barbara, CA, publishes 49 lot-level certificates across 22 products but received an FDA warning letter dated 2024-12-10.https://peptideranking.org/vendors/polaris-peptides/https://peptideranking.org/vendors/polaris-peptides/Mon, 19 Oct 2026 00:00:00 GMTPolaris Peptides is a members-only US store with its catalog, prices and COAs behind sign-up; its Trustpilot profile shows 4.2 from 35 reviews.https://peptideranking.org/vendors/pharma-grade-peptides/https://peptideranking.org/vendors/pharma-grade-peptides/Mon, 19 Oct 2026 00:00:00 GMTPharma Grade Peptides lists 42 products behind a login, publishes no COA page or lab name, and Finnrick reports 3 passes in 18 independent tests.https://peptideranking.org/vendors/peptide-warehouse/https://peptideranking.org/vendors/peptide-warehouse/Mon, 19 Oct 2026 00:00:00 GMTPeptide Warehouse publishes batch COAs with Freedom Diagnostics accession numbers, sells BPC-157 5mg at $52.99 and ships US-only, but lists no address or phone.https://peptideranking.org/vendors/peptide-sciences/https://peptideranking.org/vendors/peptide-sciences/Mon, 19 Oct 2026 00:00:00 GMTPeptide Sciences of Henderson, NV, shut down on March 6, 2026. Its site returns HTTP 403 and its Trustpilot page HTTP 451; no current testing data exists.https://peptideranking.org/vendors/peptide-pros/https://peptideranking.org/vendors/peptide-pros/Mon, 19 Oct 2026 00:00:00 GMTPeptide Pros, online since 2013 and based in Miami Beach, FL, posts about 21 MZ Biolabs COAs dated 2021-2023 and sells BPC-157 5mg at $47.25.https://peptideranking.org/vendors/peptide-perfection/https://peptideranking.org/vendors/peptide-perfection/Mon, 19 Oct 2026 00:00:00 GMTPeptide Perfection sells about 10 prefilled pen SKUs from St. Petersburg, FL, with per-lot Vanguard Laboratory certificates and a downloadable COA database.https://peptideranking.org/vendors/peptide-crafters/https://peptideranking.org/vendors/peptide-crafters/Mon, 19 Oct 2026 00:00:00 GMTPeptide Crafters (US) hides its shop, prices and lab reports behind a login wall; the one public sample report shows RP-HPLC, MS, endotoxin and sterility with no lab named, and Finnrick reports 39 of 60 tests passed.https://peptideranking.org/vendors/paramount-peptides/https://peptideranking.org/vendors/paramount-peptides/Mon, 19 Oct 2026 00:00:00 GMTParamount Peptides (Irvine CA) links a Janoshik COA with lot BPC10N060525 on its BPC-157 page and claims in-house synthesis; the 10mg BPC-157 is $75, sales are final and Finnrick reports 45 of 65 tests passed.https://peptideranking.org/vendors/paradigm-peptides/https://peptideranking.org/vendors/paradigm-peptides/Mon, 19 Oct 2026 00:00:00 GMTParadigm Peptides closed in March 2024; owner Matthew Kawa pleaded guilty and was sentenced in July 2026 after admitting the firm forged its lab certificates.https://peptideranking.org/vendors/nuscience-peptides/https://peptideranking.org/vendors/nuscience-peptides/Mon, 19 Oct 2026 00:00:00 GMTNuScience Peptides received an FDA warning letter dated August 24, 2026 naming nine products; its roughly 50 public COAs name no lab, and Finnrick reports 19 of 49 tests passed.https://peptideranking.org/vendors/nexaph/https://peptideranking.org/vendors/nexaph/Mon, 19 Oct 2026 00:00:00 GMTNexaph sells about 60 listings mostly as 10-vial kits (BPC-157 10mg kit $152), names Janoshik Laboratory and runs a COA portal without lot numbers; Finnrick reports 177 of 294 tests passed.https://peptideranking.org/vendors/modern-aminos/https://peptideranking.org/vendors/modern-aminos/Mon, 19 Oct 2026 00:00:00 GMTModern Aminos blocked our fetch with HTTP 403, so no on-site field is verified; its US Trustpilot profile was removed and Finnrick ties it to a Wyoming LLC at a registered-agent address.https://peptideranking.org/vendors/loti-labs/https://peptideranking.org/vendors/loti-labs/Mon, 19 Oct 2026 00:00:00 GMTLoti Labs (US) posts a batch COA archive with a BPC-157 certificate dated June 17, 2026 but names no lab or address; BPC-157 5mg is $49.99 and Finnrick reports 3 of 5 BPC-157 samples failed.https://peptideranking.org/vendors/limitless-life-nootropics/https://peptideranking.org/vendors/limitless-life-nootropics/Mon, 19 Oct 2026 00:00:00 GMTLimitless Biotech (Limitless Life Nootropics, Pensacola FL) links lot-level COAs with purity, sterility and endotoxin for eight BPC-157 lots but names no lab and hides prices behind a research-access application.https://peptideranking.org/vendors/licensed-peptides/https://peptideranking.org/vendors/licensed-peptides/Mon, 19 Oct 2026 00:00:00 GMTLicensed Peptides (Boca Raton FL) runs per-lot purity, endotoxin and residual-solvent libraries naming Vanguard Laboratory and Ethos Analytics; its Trustpilot profile was removed and BPC-157 lists from $53.99.https://peptideranking.org/vendors/liberty-peptides/https://peptideranking.org/vendors/liberty-peptides/Mon, 19 Oct 2026 00:00:00 GMTLiberty Peptides (Liberty Products Group, Wilmington DE) posts a 71-entry COA library with endotoxin fields but names no lab; Finnrick reports 7 of 19 tests passed and raises entity and good-standing concerns.https://peptideranking.org/vendors/koi-peptides/https://peptideranking.org/vendors/koi-peptides/Mon, 19 Oct 2026 00:00:00 GMTKoi Peptides (Koi Research Labs LLC, founded 2022) runs a lot-searchable COA library with Freedom Diagnostics PDFs, but its BPC-157 page redirects to kylopeptides.com and the library's lot and PDF do not match.https://peptideranking.org/vendors/geo-peptides/https://peptideranking.org/vendors/geo-peptides/Mon, 19 Oct 2026 00:00:00 GMTGeo Peptides (Florida, trading since 2013) posts 14 COA images with no lab, lot or date and none for BPC-157 5mg, which is $33.99 on a 41% discount; Trustpilot shows 2.6 from 81 reviews.https://peptideranking.org/vendors/extreme-peptides/https://peptideranking.org/vendors/extreme-peptides/Mon, 19 Oct 2026 00:00:00 GMTExtreme Peptides (US, trading since 2010) links a COA PDF on its BPC-157 page that names no lab; BPC-157 5mg is $48.99, free shipping starts at $99 and Trustpilot shows 4.4 from 154 polarized reviews.https://peptideranking.org/vendors/evolve-peptides/https://peptideranking.org/vendors/evolve-peptides/Mon, 19 Oct 2026 00:00:00 GMTEvolve Peptides names Chromate, Janoshik and MZ Biolabs, posts lot-specific COA and endotoxin images with BPC-157 lot 7291048563 at 99.87%, and lists BPC-157 5mg at $39.90 on sale; it gives two addresses and no payment list.https://peptideranking.org/vendors/eternal-peptides/https://peptideranking.org/vendors/eternal-peptides/Mon, 19 Oct 2026 00:00:00 GMTEternal Peptides returned HTTP 503 during our check, so on-site facts come from secondary sources; Finnrick reports 10 passes in 28 tests and ties the brand to Cenvira LLC in New York.https://peptideranking.org/vendors/enhanced-peptides/https://peptideranking.org/vendors/enhanced-peptides/Mon, 19 Oct 2026 00:00:00 GMTEnhanced Peptides (Selbyville, state not stated) sells 84 items incl. SARMs with free US shipping on every order, but publishes no COA or lab name; the 5mg/5mg BPC-157/TB-500 blend is $105.https://peptideranking.org/vendors/elite-peptides/https://peptideranking.org/vendors/elite-peptides/Mon, 19 Oct 2026 00:00:00 GMTElite Peptides is a small US storefront with BPC-157 5mg at $39.99 on a buy-one-get-one offer and free shipping from $149, but it publishes no COA, lab name, email, phone or address.https://peptideranking.org/vendors/direct-peptides/https://peptideranking.org/vendors/direct-peptides/Mon, 19 Oct 2026 00:00:00 GMTDirect Peptides prices in GBP, ships to about 40 countries via regional storefronts, publishes one 2023 BPC-157 HPLC image as its only certificate, and gives no address, phone or company number.https://peptideranking.org/vendors/core-peptides/https://peptideranking.org/vendors/core-peptides/Mon, 19 Oct 2026 00:00:00 GMTCore Peptides (Orlando FL) posts lot-level Vanguard Laboratory COA PDFs on every product page; BPC-157 5mg is $52 and refunds can be requested within 30 days.https://peptideranking.org/vendors/chemyo/https://peptideranking.org/vendors/chemyo/Mon, 19 Oct 2026 00:00:00 GMTChemyo LLC permanently closed on September 8, 2026 per its own site notice, accepts no payments and warns that any other site using its name is an impersonator.https://peptideranking.org/vendors/blue-sky-peptide/https://peptideranking.org/vendors/blue-sky-peptide/Mon, 19 Oct 2026 00:00:00 GMTBlue Sky Peptide (US, est. 2013) posts 65 HPLC/MS COA PDFs without lab names, lots or dates; BPC-157 5mg is $42.87 on a standing 45% discount and free shipping starts at $75.https://peptideranking.org/vendors/biotech-peptides/https://peptideranking.org/vendors/biotech-peptides/Mon, 19 Oct 2026 00:00:00 GMTBiotech Peptides (US, trading since 2019) posts per-lot MZ Biolabs COA images on product pages, with BPC-157 5mg at $52 reporting 99.94% purity, but publishes no address, phone, carriers or payment methods.