Thymosin-Alpha 1 (A1) × corepeptides.com — Lab Test, May 2026
COA V260309-14 093 matches Vanguard Laboratory's public record. So this test doesn't rest on our review alone — the lab confirms it too.
V260309-14 093Test 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 | V260309-14 093 |
|---|---|
| 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 Thymosin-Alpha 1 (A1) from corepeptides.com, performed by Vanguard Laboratory on May 5, 2026. Reported purity: 99.33%. Net content: 5 mg against 5 mg labeled (100% of label). Batch C73756. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of Thymosin-Alpha 1 (A1) from corepeptides.com
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| C73759 | 5 May 2026 | Vanguard Laboratory | 99.72% | 100% | ✓ Lab-verified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
Have you tested this peptide?
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.
Community discussion