Certificates of Analysis · Third-party tested
Tirzepatide COA & Test Results
Lab results for every Tirzepatide batch we sell, tested by Freedom Diagnostics, an independent third-party laboratory. Each result links to the original certificate on the lab's own server.
Latest batch · 1028
Purity99.83%HPLC-UV
IdentityConfirmedLC-MS
Net content
31.71 mg30 mg vial
TestedSep 9–10, 2026received · reported
Accession 2609090754 · Freedom Diagnostics
View certificate (PDF)
All Tirzepatide batches
| Batch | Product | Reported | Purity | Net content | Identity | Certificate |
|---|---|---|---|---|---|---|
| 1028 | Tirzepatide (30mg) | Sep 10, 2026 | 99.83% | 31.71 mg | Confirmed | View PDF |
| 1018 | Tirzepatide (60mg) | Aug 15, 2026 | 99.99% | 58.14 mg | Confirmed | View PDF |
| 1013 | Tirzepatide (60mg) | Jun 29, 2026 | 99.98% | 59.32 mg | Confirmed | View PDF |
Tirzepatide
From $54.99 · 10 mg · 30 mg · 60 mg
Batch-matched COA · research use only
How Tirzepatide is tested
Purity · HPLC-UV
The sample is separated by high-performance liquid chromatography and read by UV detector. Purity is the Tirzepatide peak's share of everything detected.
Identity · LC-MS
Mass spectrometry confirms the molecule in the vial has the mass expected for Tirzepatide.
Net content
The measured amount of peptide in the tested vial, reported in milligrams.
Frequently asked questions
What purity is our Tirzepatide?
The latest batch, 1028, tested at 99.83% by HPLC-UV (Freedom Diagnostics, reported September 10, 2026).
Who tests it?
Freedom Diagnostics, an independent third-party laboratory. We do not test our own products.
Can I check a certificate myself?
Yes. Every certificate opens from the lab's own server and shows the lab's accession number and lot number.
What does net content mean?
The amount of peptide the lab measured in the tested vial. Batch 1028 measured 31.71 mg.
Other COA pages
For Research Use Only. Results describe the tested samples only. Products are sold strictly for laboratory research and are not for human or animal consumption.
Results copied from the lab's certificates. Last updated September 10, 2026.