✓ Purity · passBatch · R251115-TZP30-J001Shop-provided sample
Tirzepatide × mspeptides.com — Lab Test, November 2025
Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.894%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA #90490 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
B26IETTHS9Z6Look it up on Janoshik Labs ↗Checked Nov 27, 2025
Test results
6 data points
Purity
99.894%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
30 mg
Tested qty
33.22 mg
Qty match
111% of labeled · +11%
0label125%
Batch / Lot
R251115-TZP30-J001
COA number
#90490
Tested by
Janoshik LabsView profile →
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
Independent HPLC purity analysis of Tirzepatide from mspeptides.com, performed by Janoshik Labs on November 27, 2025. Reported purity: 99.894%. Net content: 33.22 mg against 30 mg labeled (111% of label). Tested content exceeds the labeled amount by 11%. Batch R251115-TZP30-J001. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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