Thymosin-Alpha 1 (A1) × purepeptides.bio — lab test, March 2026
This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.
What portal verification means →Test 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 20 mg · Lab measured 19.86 mg
99% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5 mg using the measured mass, against 5 mg on the label — 1% less.
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 | 2026-02-27 (Vial 1) |
|---|---|
| Portal lookup | Lab has no portalThis laboratory publishes no public lookup, so the report cannot be confirmed independently. |
| PDF vs portal | MZ Biolabs's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of Thymosin Alpha-1 from purepeptides.bio, performed by MZ Biolabs on March 12, 2026. Reported purity: 99.67%. Net content: 19.86 mg against 20 mg labeled (99% of label). Batch 2026-02-27 (Vial 1). Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of Thymosin-Alpha 1 (A1) from purepeptides.bio
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| SUPTA11003 | 26 Aug 2025 | MZ Biolabs | 99.57% | 112% | Lab has no portal |
| SPECTB101 | 15 Jul 2025 | MZ Biolabs | 99.36% | 116% | Lab has no portal |
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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