Tesamorelin × corepeptides.com — Lab Test, April 2026
COA V260309-14 089 matches Vanguard Laboratory's public record. So this test doesn't rest on our review alone — the lab confirms it too.
V260309-14 089Test results
This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
About this test
Label 5 mg · Lab measured 5 mg
100% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 1.3 mg on both the label figure and the measured one.
One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.
| Report number | V260309-14 089 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| Checked | 17 Jul 2026date taken from the record, not from a logged check |
| Checked by | Peptigrity staff, against the lab's portal |
| PDF vs portal | Vanguard Laboratory's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of Tesamorelin from corepeptides.com, performed by Vanguard Laboratory on April 28, 2026. Reported purity: 99.8%. Net content: 5 mg against 5 mg labeled (100% of label). Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of Tesamorelin from corepeptides.com
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| C73528 | 28 Apr 2026 | Vanguard Laboratory | 99.78% | 100% | ✓ Lab-verified |
| C73744 | 9 Dec 2025 | Vanguard Laboratory | 99.27% | 73% | Unverified |
| C73522 | 9 Dec 2025 | Vanguard Laboratory | 99% | 51% | Unverified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
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