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Best Semaglutide suppliers

Looking for a trustworthy source of Semaglutide? The companies below are ranked best-first by real, verified buyer reviews — never by advertising. Compare purity, certificates of analysis (COA), shipping regions and payment methods, then choose with confidence.

Metabolic / GLP-1

What is Semaglutide?

Semaglutide is a GLP-1 receptor agonist, one of the most extensively researched peptides in metabolic science.

In the research literature, Semaglutide is most commonly studied for blood-glucose regulation and appetite/weight studies.

Semaglutide: uses, how it works & research →

For laboratory and research use only. This is general educational information, not medical advice, and is not a claim about safety or efficacy in humans.

Peptivex Labs✓ Verified

🚚 Ships: United KingdomPayment:Credit cardBank transferCrypto

HPLC tested98% purityCOA available

COA · 2 View certificates

PeptideForgeLabs✓ Verified

🚚 Ships: United StatesPayment:Credit cardCryptoBank transfer

Legit supplier retatritude Research PeptidesTested ProductsWorldwide ShippingCrypto PaymentsLaboratory ResearchHigh PurityCOA AvailableTrusted Supplier

PeptidesNL✓ Verified

🚚 Ships: NetherlandsPayment:Bank transferPayPalTikkie

Quality testedSame-day shipping availableResearch-grade

Polski Peptyd✓ Verified

🚚 Ships: PolandPayment:Bank transferBLIKInPost COD

COA availableHigh purity (≥99%)Research chemicals

Regenorix Peptides✓ Verified

🚚 Ships: NetherlandsPayment:Bank transferCrypto

Advanced Research Peptides for Scientific Innovation

Regena Peptides✓ Verified

🚚 Ships: SpainPayment:Credit cardPayPalBank transferCrypto

RetatrutideTirzepatidesemaglutidebpc157tb500motsc

The Peptide Company✓ Verified

🚚 Ships: United KingdomPayment:Credit cardCryptoBank transfer

Third-party testedCOA availableUK-basedResearch use only

LBPeptides (PTS Peptides)✓ Verified

🚚 Ships: Worldwide, USA, UK, Canada, Australia & NZ, Rest of World, Asia, EuropePayment:CryptoZelleAlipayCashAppBitcoinUSDCUSDT

HPLC verified99%+ purityThird-party tested

Pepticore Aminos✓ Verified

🚚 Ships: ItalyPayment:Credit cardCryptoBank transfer

BPCTBC-500RETATRUTIDE

Buffroids✓ Verified

🚚 Ships: LithuaniaPayment:Crypto

BioPeptidai✓ Verified

🚚 Ships: LithuaniaPayment:Credit cardBank transfer

Cellpept Research✓ Verified

🚚 Ships: EuropePayment:Credit cardCryptoPayPal

Third-party testedCOA availableEU-basedResearch only

My GLP1 Store✓ Verified

🚚 Ships: USA, Latin AmericaPayment:Credit cardPayPalzelleVenmoApple PayGoogle PayCrypto

HPLC testedCOA available99%+ puritySame-day shipping

Prime Peptide Solutions✓ Verified

🚚 Ships: USAPayment:Credit cardCryptoZelle

Third-party testedCOA availableHPLC puritySame-day dispatch

Validated Peptides✓ Verified

🚚 Ships: USAPayment:Credit cardCryptoBank transfervenmoCashAppZelle

COA · 19 View certificates

Europa-Peptide✓ Verified

🚚 Ships: EuropePayment:Credit cardCryptoBank transferKlarna

HPLC testedLC-MS verifiedCOA available99%+ purity

gFITpeps

🚚 Ships: EuropePayment:Credit cardPayPal

Janoshik COA99%+ purityResearch use onlyFast shipping

Edge Peptides✓ Verified

🚚 Ships: United StatesPayment:CryptoCredit card

Third-party testedCOA availableShips from manufacturerFree shipping over $400

Uther Peptide✓ Verified

🚚 Ships: USA, Europe, UK, Canada, Australia & NZPayment:CryptoBank transferPayPal

Third-party testedJanoshik COABulk/Wholesale available

Purelab Peptides✓ Verified

🚚 Ships: USAPayment:Bank transferZelle

Third-party testedCOA available99%+ purityResearch use only

Oath Research✓ Verified

🚚 Ships: USAPayment:Credit cardBank transfer

Third-party testedCOA availableUS-madeLab tested

Drexa Labs✓ Verified

🚚 Ships: USAPayment:Credit cardCryptoBank transfer

Research use onlyISO 17025 labVerifiable COAsUS stockedSame-day dispatch

SteroidsEU✓ Verified

🚚 Ships: Europe, UKPayment:Credit cardCryptoBank transfer

Lab-testedHPLC testingCOA availableDiscreet packaging

ThePeptideCode LTD✓ Verified

🚚 Ships: UKPayment:Credit cardBank transfer

HPLC + MS verifiedCOA available99%+ purityUK stock

24Peptides✓ Verified

🚚 Ships: Europe, UKPayment:Bank transferCrypto

Third-party testedCOA availableIndependent lab verification

Ronin Peptides✓ Verified

🚚 Ships: CanadaPayment:Bank transferCredit cardCrypto

COA · 9 View certificates

Bluewell Peptides✓ Verified

🚚 Ships: United KingdomPayment:Credit card

COA verifiedHPLC testedNext-day delivery

J&C Wellness Solutions✓ Verified

🚚 Ships: United KingdomPayment:Credit cardPayPalBank transfer

New-U Research Compounds✓ Verified

🚚 Ships: Europe, USA, UK, Canada, Australia & NZ, Worldwide, Latin AmericaPayment:Credit cardCryptoPayPalGoogle PayApple PayPayPal

New-U Research Compoundsresearch peptidespeptides supplierpeptide supplierlaboratory peptidesresearch compoundspeptides for researchBPC-157TB-500GHK-CuCJC-1295Ipamorelin

SPX Labs✓ Verified

🚚 Ships: UK, EuropePayment:Credit cardBank transfer

SPX LabsUK Peptide SupplierResearch PeptidesBPC-157TB-500GHK-CuKPVSS-31EpitalonMOTS-cIpamorelinCJC-1295

Peptides Éire✓ Verified

🚚 Ships: EuropePayment:CryptoCredit cardBank transferPayPal

COA availableResearch use onlyShips from Ireland

PuraSynth Labs✓ Verified

🚚 Ships: USAPayment:Credit cardPayPal

Third-party testedCOA available≥99% purity verifiedHPLC & mass-spec

LabFirst Peptides✓ Verified

🚚 Ships: USAPayment:Credit cardZelleCash AppVenmo

Third-party testedCOA availableLC-MS verifiedSame-day shipping

Elev8 Lab✓ Verified

🚚 Ships: CanadaPayment:Interact E-transferin person

Canadian supplierShips across CanadaResearch peptidesPeptide blendsPublished COAsLaboratory suppliesBPC-157TB-500RetatrutideTirzepatideSemaglutideGHK-Cu

COA · 5 View certificates

Peptides Wholesale✓ Verified

🚚 Ships: Europe, UK, USA, Canada, Rest of World, WorldwidePayment:CryptoCredit card

Sealed boxesWholesaleCOA publishedGermanyNetherlandsUKUSACanada

Arctic Lab Supply✓ Verified

🚚 Ships: USAPayment:Credit cardBank transfer

Third-party testedCOA availableLot-matched documentation

Zeptix Labs✓ Verified

🚚 Ships: USAPayment:Credit card

Third-party testedCOA on every batch99%+ purityLaboratory sourced

Lost Coast Aminos✓ Verified

🚚 Ships: USAPayment:Credit cardBank transfer

Third-party testedCOA availableLC-MS verifiedResearch use only

Peptyds✓ Verified

🚚 Ships: EuropePayment:Bank transferCredit cardPayment link

ISO/IEC 17025 lab-verifiedCOA availableEU shippingBatch-linked documentation

Peptology✓ Verified

🚚 Ships: EuropePayment:Credit cardBank transferCrypto

Third-party testedHPLC verifiedMass spectrometry99%+ purity

Research Peptides Ireland✓ Verified

🚚 Ships: Worldwide, EuropePayment:Crypto

COA availableHPLC testedLab-verified purityThird-party tested

Bio Boostx

🚚 Ships: GermanyPayment:Bank transferCrypto

Advancing Human Potential

Royal Peptides

🚚 Ships: USA, Canada

Third-party testedCOA available99%+ puritySame-day shipping

Regentide

🚚 Ships: USA

Third-party testedCOA availableGMPRUO

Nextday Peptides

🚚 Ships: USA

COA availableThird-party testedFast shipping

Aus Aminos

🚚 Ships: Worldwide, Australia & NZPayment:Credit cardPayPal

Purity guaranteeThird-party testedGLP-1 agonistsAustralia-based

BulkGLP

🚚 Ships: USAPayment:Credit cardCrypto

Third-party testedCOA available99%+ purityWholesale supplier

Pulse Peptides

🚚 Ships: Europe, WorldwidePayment:CryptoBank transfer

Third-party testedCOA availableEU vendorBatch tracking

Nationwide Peptides

🚚 Ships: USAPayment:Credit cardBank transfer

Third-party testedCOA available99%+ purityResearch use only

Peptides Lab UK

🚚 Ships: Worldwide, UKPayment:Credit cardBank transfer

Third-party testedCOA availableHPLC-verifiedWholesale

Biotech Peptides

🚚 Ships: USAPayment:Credit cardSermorelinPT-141BPC-157Tesamorelin

UK Peptides

🚚 Ships: UKPayment:Credit cardCryptoBank transfer

RETABPC-157GHK-CuNAD+

Fit Peptides

🚚 Ships: EuropePayment:Credit cardCryptoBank transfer

Beyond Peptides

🚚 Ships: WorldwidePayment:Bank transferCrypto

TB-500RETABPC-157

PeptideSourceHub

🚚 Ships: WorldwidePayment:Credit card

Factory-directOEM availableWholesale pricingBulk kits

Pantheon Peptides

🚚 Ships: Canada, WorldwidePayment:Credit card

Third-party testedCOA availableHPLC & mass-spec verifiedResearch-backed

Onyx Biolabs

🚚 Ships: USA

Third-party testedCOA availableHPLC & Mass Spec verified

VantyxLabs

🚚 Ships: Worldwide, Europe, USAPayment:Credit cardBank transfer

COA availableLot traceableDiscreet packagingWhatsApp ordering

Palmetto Peptides

🚚 Ships: USA

Third-party testedCOA verified≥98% purityResearch grade

Red Rock Peptides

🚚 Ships: USAPayment:Credit cardBank transfer

COA availableResearch use onlyHigh-purity compounds

Boosted Labs

🚚 Ships: Australia & NZ

Third-party testedCOA availablePharmaceutical-grade

OnlineRetatrutide

🚚 Ships: WorldwidePayment:Credit cardCryptoBank transfer

Retatrutide 20 mgRetatrutide 40 mgRetatrutide 60 mgRetatrutide 40mg - AlluviTirzepatide 40mgPeptides

Vertex BioLabs

🚚 Ships: USAPayment:Credit cardPayPal

PeptidaiLab

🚚 Ships: EuropePayment:CryptoBank transfer

RETATRUTIDETIRZEPATIDEBPC157

Peptides.com

🚚 Ships: USA

BPC-157TB-500GHK-CuSemaxGLP-1COA verified peptidespeptide vialsresearch use only peptides

Apex Pharma

🚚 Ships: UK, EuropePayment:Credit cardBank transfer

RetatrrutideRetaMots cGHK-CUSS31BPC 157

Lab Peptides France

🚚 Ships: EuropePayment:Credit card

HPLC ≥98% purityCOA availableThird-party testedDiscrete packaging

Peptides France

🚚 Ships: EuropePayment:Bank transferCrypto

Janoshik testedCOA availableThird-party testedHigh purity

Casa Péptido

🚚 Ships: EuropePayment:Credit card

Third-party testedCOA availableEU manufacturedISO 9001 certified

Primal Peptide

🚚 Ships: Europe

HPLC testedLC-MS verifiedBatch-trackedCOA available

Driada Medical Shop

🚚 Ships: WorldwidePayment:CryptoCredit card

Research chemicalsInternational shippingCrypto accepted

Retatrutide Canada

🚚 Ships: CanadaPayment:CryptoBank transfer

HPLC verifiedCOA includedThird-party testedDomestic shipping

SARMs Revolution Lab

🚚 Ships: CanadaPayment:Bank transfer

Third-party tested99% purityCOA availableTransparent packaging

Ambros Labs

🚚 Ships: Canada

Third-party testedCOA availablecGMP facility100% Canadian

GLP1Health

🚚 Ships: UK, EuropePayment:Credit card

Third-party tested (Janoshik HPLC)COA available99%+ purityUK-based stock

Kylo Peptides

🚚 Ships: USAPayment:Credit card

Third-party testedCOA available99% purity

Iron Labs

🚚 Ships: Australia & NZPayment:Bank transferCrypto

HPLC-MS verifiedCOA availableBatch-level testingAustralian-owned

Wholesale Peptide Supply

🚚 Ships: USAPayment:Credit cardBank transfer

Third-party testedCOA availableHPLC/MS verifiedUS-manufactured

HEEZ Research✓ Verified

🚚 Ships: USAPayment:Credit cardCryptoBank transfer

Pen Peptide

🚚 Ships: EuropePayment:Credit card

Stabilized formulaPre-mixed pensTemperature resistantSterile packaging

NordVial

🚚 Ships: SwedenPayment:Credit cardCrypto

Third-party testedCOA availableSwedish warehouseDiscrete shipping

Peptalia

🚚 Ships: Europe

GMP certifiedHPLC testedCOA available99% purity

Nordic Peptides

🚚 Ships: Worldwide, EuropePayment:Credit card

Multiple peptide categoriesPeptide blends availableBioregulators

Redmond Pharmacy

🚚 Ships: EuropePayment:CryptoCredit card

Third-party testedCOA availableNext-day delivery

Pen Peptide España

🚚 Ships: EuropePayment:Credit cardBank transfer

High purity (>98%)DHL Express shippingTemperature stable formulas

Tera Peptides

🚚 Ships: EuropePayment:Credit card

Third-party testedCOA availableResearch-gradeEU shipping

Peptides Lab Ireland

🚚 Ships: Ireland

HPLC-verifiedCoA per batchISO 9001 certifiedUKAS third-party tested

Reviv Peptides

🚚 Ships: Canada, USA

Third-party testedCOA availableGMP-certifiedCold-chain shipped

Peptide Centre

🚚 Ships: Worldwide, Australia & NZPayment:Credit card

Third-party tested99%+ purityResearch-gradeCOA available

Aussie Peptide Hub

🚚 Ships: Australia & NZ

Third-party testedCOA available≥99% purity guaranteedDomestic Australian shipping

Lucid Peptides

🚚 Ships: UK, EuropePayment:Credit cardBank transfer

Third-party testedCOA published99%+ purityUK dispatch

Peptide Hackers

🚚 Ships: USAPayment:Credit cardCrypto

HPLC verifiedCOA availableMass spec confirmedResearch-use only

Ivím Health

🚚 Ships: USA

Physician-ledPeer-reviewed outcomesBoard-certified providersTelehealth

Kensington Labs

🚚 Ships: UKPayment:Credit card

Third-party testedCOA availableNext-day delivery

USA Peptides

🚚 Ships: Turkey

HPLC testedResearch & DevelopmentHigh purity claimed

Optimal Wellness

🚚 Ships: USAPayment:Credit card

Medical clinicIn-person servicesWeight-loss programs

Peps In Bulk✓ Verified

🚚 Ships: WorldwidePayment:Credit cardCrypto

Bulk peptidesResearch peptidesRetatrutideTirzepatideSemaglutideTB-500BPC-157GHK-CuTesamorelinGLP-1 peptidesLyophilized peptides10-vial packs

American Peptides

🚚 Ships: USAPayment:Credit card

Third-party testedCOA availableHPLC & Mass SpecUSA sourced & shipped

Vessel Men's Health

🚚 Ships: USA

503A pharmacyProvider-ledCLIA labCompounded peptides

Pinnacle Peptides

🚚 Ships: WorldwidePayment:Credit card

Customer ratingsRewards programMultiple formulations

Browse all peptide suppliers →

Buying Semaglutide safely

Always ask for a batch-specific Certificate of Analysis (COA) covering purity (HPLC) and identity (mass spec), and favour suppliers with independent, third-party testing and transparent shipping and return policies. Research peptides may be regulated where you live — you are responsible for complying with local laws.

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