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Purity · passBatch · NAShop-provided sample

TB-500 × BioLongevity Labs — Lab Test, October 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
99.8%
Excellent purity only
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Independent verification available

MDx BioAnalytical Laboratory publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.

This certificate carries no lookup code.

Test results

7 data points
Purity
99.8%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
10.18 mg
Qty match
102% of labeled · +2%
0label125%
Batch / Lot
NA
Container
White crystals
Tested by

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 TB-500 from BioLongevity Labs, performed by MDx BioAnalytical Laboratory on October 30, 2025. Reported purity: 99.8%. Net content: 10.18 mg against 10 mg labeled (102% of label). Batch NA. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
LC-MS certificate of analysis for TB-500 10mg from BioLongevity Labs showing 99.8% purity
Issued by MDx BioAnalytical Laboratory · Oct 30, 2025 · Batch NA

Related lab tests

8 tests

The 341 other TB-500 tests on Peptigrity range from 96.84% to 100.00%. This one sits at 99.80%.

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