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MADE IN THE EU · EVERY BATCH THIRD-PARTY TESTED

EveryTirzepatide 20 mg vialvial,proven.

Research peptides with a paper trail. The batch number on your vial opens its public Certificate of Analysis.

Browse compoundsVerify a batchNew here? Create an account — 10% off your first order
BATCH FEEDHPLC · 220 NM
Tirzepatide 20 mg≥97.5%

Illustrative trace — the certified chromatogram is in each batch's CoA.

THE WERHNER STANDARD

Most suppliers ask for your trust. We'd rather show you the data — batch by batch, peak by peak.

01 — NO BATCH SOLD WITHOUT A CoA02 — EVERY CERTIFICATE PUBLIC03 — BATCH NUMBER ON EVERY VIAL
≥95%MINIMUM PURITY, EVERY COMPOUND
100%OF BATCHES WITH A PUBLIC CoA
24hFROM PAYMENT TO DISPATCH
3–4 daysDELIVERY AFTER TRACKING ISSUED
CHAIN OF CUSTODY

From synthesis to your bench — nothing unverified.

Four steps, one batch number. The certificate for the exact vial in your hands is always one click away.

  1. 01Synthesized in the EUEach compound is produced in Europe as a numbered batch. One batch, one identity, from start to finish.BATCH NUMBER ASSIGNED
  2. 02Tested independentlyA third-party laboratory analyzes every batch by HPLC for purity and identity before a single vial is sold.HPLC · THIRD-PARTY
  3. 03Certificate publishedThe Certificate of Analysis goes live in our public CoA Library, matched to the batch printed on the label.PUBLIC CoA LIBRARY
  4. 04Dispatched in 24 hPaid orders leave our US or EU warehouse within 24 hours, tracked via UPS or USPS.TRACKED · 3–4 DAYS
CATALOG · 11 COMPOUNDS

Available compounds

Batch-traced, HPLC-verified research materials. Every peptide ships with a free 3 mL bacteriostatic water.

OPEN THE CoA LIBRARY →
5MGIN STOCKAOD-9604 5mg
Péptidos
AOD-9604 5mg$51.00
5 mg · CAS 221231-10-3
PURITY ≥95%TESTED —
CoA VERIFIED
70MGIN STOCKGlow 70
Blends · Copper & Recovery
Glow 70$119.00
70 mg · Blend
PURITY ≥97.5%TESTED 12 AUG 2026
CoA VERIFIED
10MGIN STOCKIpamorelin 10mg
GH Secretagogues / GHRP
Ipamorelin 10mg$85.00
10 mg · CAS 170851-70-4
PURITY ≥97.5%TESTED 14 AUG 2026
CoA VERIFIED
10MGIN STOCKKPV 10mg
Péptidos
KPV 10mg$70.00
10 mg · CAS 67727-97-3
PURITY ≥96%TESTED —
CoA VERIFIED
10MGOUT OF STOCKMOTS-c 10mg
Mitochondrial / MDP
MOTS-c 10mg$60.00
10 mg · CAS 1627580-64-6
PURITY ≥97.5%TESTED 15 AUG 2026
CoA VERIFIED
15MGIN STOCKRetatrutide 15mg
GLP-1 / Incretins
Retatrutide 15mg$150.00
15 mg · CAS 2381089-83-2
PURITY ≥97.5%TESTED 18 AUG 2026
CoA VERIFIED
30MGIN STOCKRetatrutide 30mg
GLP-1 / Incretins
Retatrutide 30mg$275.00
30 mg · CAS 2381089-83-2
PURITY ≥97.5%TESTED 18 AUG 2026
CoA VERIFIED
10MGIN STOCKTesamorelin 10mg
GHRH Analogues
Tesamorelin 10mg$75.00
10 mg · CAS 218949-48-5
PURITY ≥97.5%TESTED 20 AUG 2026
CoA VERIFIED
10MGIN STOCKTirzepatide 10mg
GLP-1 / Incretins
Tirzepatide 10mg$105.00
10 mg · CAS 2023788-19-2
PURITY ≥97.5%TESTED 22 AUG 2026
CoA VERIFIED
20MGIN STOCKTirzepatide 20mg
GLP-1 / Incretins
Tirzepatide 20mg$185.00
20 mg · CAS 2023788-19-2
PURITY ≥97.5%TESTED 22 AUG 2026
CoA VERIFIED
20MGIN STOCKWolverine Stack 20mg
Blends · Tissue Repair
Wolverine Stack 20mg$120.00
20 mg · Blend
PURITY ≥97.5%TESTED 25 AUG 2026
CoA VERIFIED
RECONSTITUTIONIN STOCKBacteriostatic Water 10mL
Bacteriostatic Water 10mL$9.00
Bacteriostatic · 0.9% benzyl alcoholUsed to reconstitute lyophilized research peptides.
RESEARCH GRADE
CoA LIBRARY

Don't trust.
Verify.

Type the batch number printed on your vial and open the exact certificate for that batch — purity, identity and the lab that ran it.

OR BROWSE THE FULL CoA LIBRARY →
PRICING THAT STACKS

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BITCOIN−15%Applied instantly at checkout. Paid straight to our own Bitcoin node — no processors, no middlemen.
STACKS WITH VOLUME DISCOUNTS
VOLUME TIERS
10 units−10%
15 units−20%
20+ units−25%
30+ units−40%
Bacteriostatic water doesn't count toward tiers.
WORKED EXAMPLE
20 × Ipamorelin 10 mg$1,700
Volume tier (20+)−25%
Bitcoin−15%
You pay$1,020
Also accepted via peer payment: Zelle · Venmo · Cash App · Wise · PayPal.
SHIPPING$15 flat. Free over $200.UPS or USPS depending on your zone. Tracking number emailed the moment your label is created.PROTECTIONLost or damaged? We handle it.Our own Shipping Protection covers lost-in-transit, delivered-not-received and wrong or damaged items.SUPPORTQuestions? Ask us.About an order, a batch or a CoA — our team answers by email and live chat.

For laboratory research use only. Not for human or animal consumption. Products are intended solely for in-vitro research by qualified professionals. They have not been evaluated by the FDA and are not intended to diagnose, treat, cure or prevent any disease.