PeptiSlim
Tirzepatide
Finnrick tested 12 samples of Tirzepatide (GLP-1 and GIP agonist) from PeptiSlim between 28 Aug 2025 and 20 Feb 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™
PeptiSlim
Tirzepatide
Tested 12 Samples
Last test 20 Feb 2026
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Samples are tested in commercial labs
Tests Count
12
Scores
AVGMINMAX
Last
20 Feb 2026
First
28 Aug 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 20 Feb 2026 | View | 10mg | 14mg | +40.0% | 99.88% | October 2 2025 | White Label / Silver Crimp / Yellow Cap | Lab E | Public | |
| 18 Feb 2026 | View | 60mg | 63.8mg | +6.3% | 99.63% | Oct 2, 2025 | No Label / Silver Crimp / Orange Cap | Lab E | Public | |
| 15 Jan 2026 | View | 20mg | 21.9mg | +9.5% | 99.80% | Mfg. Oct 19, 2025 | White Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 15 Jan 2026 | View | 30mg | 34mg | +13.3% | 99.90% | Mfg. Nov 05, 2025 | White Label / Silver Crimp / Black Cap | Lab G | Public | |
| 15 Jan 2026 | View | 60mg | 51.7mg | -13.8% | 99.80% | Mfg. Oct 18, 2025 | White Label / Copper Crimp / Clear Cap | Lab G | Public | |
| 9 Jan 2026 | View | 60mg | 63.7mg | +6.2% | 99.95% | Oct 2, 2025 | No Label / Silver Crimp / Orange Cap | Lab E | Public | |
| 29 Dec 2025 | View | 30mg | 30mg | 99.95% | November 4,2025 | No Label / Silver Crimp / Black Cap | Lab E | Public | ||
| 23 Nov 2025 | View | 30mg | 33.06mg | +10.2% | 99.60% | PNK1/20 | Silver Label / Silver Crimp / Pink Cap | Lab A | Public | |
| 17 Nov 2025 | View | 30mg | ⚠️ Sample does not contain Tirzepatide | #1OF20 | Silver Label / Copper Crimp / Clear Cap | Lab E | Public | |||
| 29 Oct 2025 | View | 30mg | 26.5mg | -11.7% | 99.89% | Sep 15, 2025 | No Label / Silver Crimp / Pink Cap | Lab E | Public | |
| 3 Oct 2025 | View | 10mg | 10.5mg | +5.0% | 99.86% | July 7, 2025 | No Label / Silver Crimp / Clear Green Cap | Lab E | Public | |
| 28 Aug 2025 | View | 40mg | 38.9mg | -2.8% | 99.93% | May 16, 2026 | No Label / Silver Crimp / Green Cap | Lab E | Public | |