✓ Purity · passBatch · LOT-TB50-00003Shop-provided sample
TB-500 × Loti Labs — Lab Test, February 2026
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
99.98%
✓ Excellent purity only
COA on file — not portal-verified
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
6 data points
Purity
99.98%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
5 mg
Tested qty
5.12 mg
Qty match
102% of labeled · +2%
0label125%
Batch / Lot
LOT-TB50-00003
Tested by
SR Bio 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 Thymosin Beta 4 (TB-500) from Loti Labs, performed by SR Bio Labs on February 1, 2026. Reported purity: 99.98%. Net content: 5.12 mg against 5 mg labeled (102% of label). Batch LOT-TB50-00003. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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