Qing Li Peptide
TB-500
Finnrick tested 16 samples of TB-500 from Qing Li Peptide between 29 Jun 2025 and 18 Mar 2026. Test scores average below 4 or some scores below 3, and at least 6 tests, warrant a confident Finnrick Rating of E (Bad).
Finnrick Rating™
Qing Li Peptide
TB-500
Tested 16 Samples
Last test 18 Mar 2026
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Samples are tested in commercial labs
Tests Count
16
Scores
AVGMINMAX
Last
18 Mar 2026
First
29 Jun 2025
| Quantity | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Variant | Test Score | Label | Batch | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 18 Mar 2026 | View | 10mg | (no batch claim) | 10.8mg | +8.0% | 97.80% | JAN 2, 2026 | No Label / Silver Crimp / Red Cap | Lab E | Public | ||
| 3 Mar 2026 | View | 10mg | (no batch claim) | 9.7mg | -3.0% | 95.60% | Dec 2, 2025 | White Label / Silver Crimp / Clear Pink Cap | Lab E | Public | ||
| 2 Mar 2026 | View | Thymosin Beta-4 | 10mg | (no batch claim) | 10mg | 99.60% | jan 2 2026 | No Label / Black Crimp / Clear Cap | Lab E | Public | ||
| 4 Feb 2026 | View | 10mg | (no batch claim) | 9.28mg | -7.2% | 96.87% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | ||
| 15 Jan 2026 | View | 10mg | (no batch claim) | 10.2mg | +2.0% | 97.41% | Nov 12, 2025 | No Label / Silver Crimp / Clear Green Cap | Lab E | Public | ||
| 9 Jan 2026 | View | Thymosin Beta-4 | 10mg | (no batch claim) | 8.92mg | -10.8% | 99.95% | TB10-10/25 | No Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 9 Jan 2026 | View | Thymosin Beta-4 | 10mg | (no batch claim) | 11.1mg | +11.0% | 99.51% | (no batch ID) | No Label / Silver Crimp / Clear Green Cap | Lab E | Public | |
| 25 Nov 2025 | View | 5mg | (no batch claim) | 5.05mg | +1.0% | 85.82% | 9/6/2025 | No Label / Silver Crimp / Clear Cap | Lab E | Public | ||
| 25 Nov 2025 | View | Thymosin Beta-4 | 10mg | (no batch claim) | 9.76mg | -2.4% | 99.16% | (no batch ID) | No Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 25 Nov 2025 | View | 5mg | (no batch claim) | 4.71mg | -5.8% | 80.79% | September 9 2025 TB5 | No Label / Silver Crimp / Clear Cap | Lab E | Public | ||
| 25 Nov 2025 | View | Thymosin Beta-4 | 10mg | 14.2mg | 10.3mg | -27.2% | 98.66% | TB10/2025-06 | No Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 31 Jul 2025 | View | 5mg | ⚠️ Sample does not contain TB-500 | (no batch ID) | No Label / Silver Crimp / Clear Cap | Lab E | Public | |||||
| 28 Jul 2025 | View | 10mg | (no batch claim) | 10.73mg | +7.3% | 94.36% | 06/09/25 | White Label / Silver Crimp / Clear Green Cap | Lab A | Public | ||
| 24 Jul 2025 | View | 10mg | ⚠️ Sample does not contain TB-500 | Apr 2, 2025 | White Label / Silver Crimp / Clear Green Cap | Lab E | Public | |||||
| 16 Jul 2025 | View | 10mg | (no batch claim) | 11.75mg | +17.5% | 94.36% | (no batch ID) | No Label / Silver Crimp / Clear Green Cap | Lab A | Public | ||
| 29 Jun 2025 | View | 5mg | ⚠️ Sample does not contain TB-500 | (no batch ID) | No Label / Silver Crimp / Clear Cap | Lab E | Public | |||||