TB-500 × aminousa.com — lab test, December 2025
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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 100 mg · Lab measured 11.17 mg
11% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.8 mg using the measured mass, against 25 mg on the label — 89% 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.
Independent HPLC purity analysis of Thymosin Beta-4 from aminousa.com, performed by freedomdiagnosticstesting.com on December 2, 2025. Reported purity: 98.991%. Net content: 11.17 mg against 100 mg labeled (11% of label). Tested content is 89% below the labeled amount. Batch 251B10-0005. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of TB-500 from aminousa.com
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| 261B17-2-L0006 | 7 Apr 2026 | freedomdiagnosticstesting.com | 99.605% | 10% | Unverified |
| 25TB05-0006 | 7 Apr 2026 | freedomdiagnosticstesting.com | 99.076% | 107% | Unverified |
| 26TB1223-0006 | 7 Apr 2026 | freedomdiagnosticstesting.com | 99.54% | 115% | Unverified |
| 25TB05-0005 | 22 Dec 2025 | freedomdiagnosticstesting.com | 98.612% | 103% | Unverified |
| 25TB17-23-0002 | 6 Nov 2025 | freedomdiagnosticstesting.com | 99.471% | 107% | Unverified |
| 25BPCTB55-0005 | 27 Jun 2025 | BioRegen | 99.52% | 113% | Unverified |
| 25TB10-0004 | 26 Jun 2025 | BioRegen | 99.65% | 118% | Unverified |
| 25TB1723-0001 | 4 Apr 2025 | BioRegen | 99.87% | 105% | Unverified |
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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