COA 156656 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
JLR9WUFDLWTQThis is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
Label 10 mg · Lab measured 10.15 mg
102% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.5 mg using the measured mass, against 2.5 mg on the label — 2% more.
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 | 156656 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| PDF vs portal | Janoshik Labs's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of TB-500 from drakonpeptides.com, performed by Janoshik Labs on May 14, 2026. Reported purity: 97.749%. Net content: 10.15 mg against 10 mg labeled (102% of label). Heavy metals: As not detected; Cd not detected; Pb not detected; Hg: not detected. Batch DRK-TB5-MAY26. Sample source: shop-provided. Certificate of analysis attached.



Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.
Community discussion