ZLZ Peptide
Tirzepatide
Finnrick tested 90 samples of Tirzepatide (GLP-1 and GIP agonist) from ZLZ Peptide between 20 Jun 2025 and 15 Jun 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™
ZLZ Peptide
Tirzepatide
Tested 90 Samples
Last test 15 Jun 2026
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All Tirzepatide tests from ZLZ Peptide
Samples are tested in commercial labs
Tests Count
90
Scores
AVGMINMAX
Last
15 Jun 2026
First
20 Jun 2025
| Quantity | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 15 Jun 2026 | View | 40mg | 35.6mg | -11.0% | 99.90% | below LOQ | 2026.04.23 | No label / Silver crimp / Clear Blue cap | Lab E | Public | |
| 15 Jun 2026 | View | 30mg | 27.6mg | -8.0% | 99.90% | below LOQ | (no batch ID) | No label / Silver crimp / Orange cap | Lab E | Public | |
| 12 Jun 2026 | View | 40mg | 49.2mg | +23.0% | 99.80% | n/a | (no batch ID) | No label / Silver crimp / Green cap | Lab G | Public | |
| 11 May 2026 | View | 60mg | 55.4mg | -7.7% | 99.90% | low | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 11 May 2026 | View | 40mg | 41.5mg | +3.8% | 99.90% | below LOQ | 20260303 | No Label / Silver Crimp / Orange Cap | Lab E | Public | |
| 6 May 2026 | View | 20mg | 22.3mg | +11.5% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 6 May 2026 | View | 10mg | 10.9mg | +9.0% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab E | Public | |
| 5 May 2026 | View | 5mg | 5.1mg | +2.0% | 98.80% | n/a | 731226T | Clear Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 28 Apr 2026 | View | 15mg | 15.5mg | +3.3% | 99.90% | n/a | 312226Y | Clear Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 28 Apr 2026 | View | 50mg | 49.4mg | -1.2% | 99.90% | n/a | 3/05/2026 | (no data) | Lab E | Public | |
| 28 Apr 2026 | View | 15mg | 14.6mg | -2.7% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 23 Apr 2026 | View | 20mg | 20.1mg | +0.5% | 98.10% | n/a | purple cap | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 23 Apr 2026 | View | 60mg | 58mg | -3.3% | 99.90% | n/a | 2026-09-03 | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 12 Mar 2026 | View | 120mg | 116mg | -3.3% | 99.90% | n/a | 021626 | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 10 Mar 2026 | View | 30mg | 30.3mg | +1.0% | 98.90% | n/a | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 10 Mar 2026 | View | 60mg | 59.2mg | -1.3% | 99.90% | n/a | 01-24-2026 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 6 Mar 2026 | View | 20mg | 23.7mg | +18.5% | 99.40% | n/a | 15 Dec 2025 | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 6 Mar 2026 | View | 20mg | 17.8mg | -11.0% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 6 Mar 2026 | View | 30mg | 34.7mg | +15.7% | 99.90% | below LOQ | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 4 Mar 2026 | View | 5mg | 5.3mg | +6.0% | 99.60% | n/a | White cap (marked 5) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 4 Mar 2026 | View | 20mg | 16mg | -20.0% | 99.70% | n/a | Grey Cap | No Label / Silver Crimp / Black Cap | Lab G | Public | |
| 3 Mar 2026 | View | 30mg | 20.6mg | -31.3% | 99.90% | n/a | (no batch ID) | White Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 2 Mar 2026 | View | 60mg | 59.2mg | -1.3% | 99.78% | below LOQ | 11/2025 date | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 1 Mar 2026 | View | 10mg | 10.6mg | +6.0% | 99.70% | n/a | White Cap (marked 10) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 25 Feb 2026 | View | 120mg | 134mg | +11.7% | 99.85% | n/a | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 20 Feb 2026 | View | 60mg | 55.7mg | -7.2% | 99.83% | n/a | Dark blue Cap | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 18 Feb 2026 | View | 10mg | 10.7mg | +7.0% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Clear Cap | Lab E | Public | |
| 15 Feb 2026 | View | 30mg | ⚠️ Sample does not contain Tirzepatide | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab G | Public | |||
| 2 Feb 2026 | View | 30mg | 32.6mg | +8.7% | 98.69% | n/a | RT30202601 | White Label / Silver Crimp / Green Cap | Lab E | Public | |
| 2 Feb 2026 | View | 40mg | 42.4mg | +6.0% | 98.96% | n/a | T40 | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 2 Feb 2026 | View | 60mg | 57.3mg | -4.5% | 98.85% | n/a | T60 | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 29 Jan 2026 | View | 40mg | 43.6mg | +9.0% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab E | Public | |
| 26 Jan 2026 | View | 15mg | 18.2mg | +21.3% | 99.80% | n/a | (no batch ID) | No Label / Green Crimp / Clear Pink Cap | Lab G | Public | |
| 19 Jan 2026 | View | 40mg | 43.5mg | +8.8% | 99.74% | n/a | TR40 | No Label / Silver Crimp / Red Cap | Lab E | Public | |
| 19 Jan 2026 | View | 40mg | 39.5mg | -1.3% | 99.30% | n/a | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab E | Public | |
| 19 Jan 2026 | View | 30mg | 31.8mg | +6.0% | 99.82% | n/a | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 19 Jan 2026 | View | 60mg | 54.3mg | -9.5% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 15 Jan 2026 | View | 60mg | 90.4mg | +50.7% | 98.54% | n/a | Z93025 | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 15 Jan 2026 | View | 50mg | 66.9mg | +33.8% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Clear Yellow Cap | Lab G | Public | |
| 15 Jan 2026 | View | 20mg | 19.1mg | -4.5% | 99.93% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 15 Jan 2026 | View | 60mg | 62mg | +3.3% | 99.90% | n/a | ZLZ T60 - (B) | No Label / Silver Crimp / Clear Pink Cap | Lab G | Public | |
| 9 Jan 2026 | View | 10mg | 10.4mg | +4.0% | 99.95% | n/a | TIR10-ZLZ.20251104 | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 7 Jan 2026 | View | 15mg | 15.5mg | +3.3% | 99.70% | n/a | ZLZ 01/20/25 | Black Label / Silver Crimp / Clear Pink Cap | Lab G | Public | |
| 7 Jan 2026 | View | 30mg | 35.2mg | +17.3% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab G | Public | |
| 1 Jan 2026 | View | 20mg | 23.4mg | +17.0% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 1 Jan 2026 | View | 40mg | 45.5mg | +13.8% | 99.80% | n/a | Z92525 | White Label / Silver Crimp / Green Cap | Lab G | Public | |
| 29 Dec 2025 | View | 30mg | 32mg | +6.7% | 99.70% | n/a | 11062025 | White Label / Silver Crimp / Black Cap | Lab G | Public | |
| 29 Dec 2025 | View | 60mg | 67.4mg | +12.3% | 99.80% | n/a | 11102025 | White Label / Silver Crimp / Blue Cap | Lab G | Public | |
| 29 Dec 2025 | View | 30mg | 32.1mg | +7.0% | 99.70% | n/a | 11062025 | White Label / Silver Crimp / Black Cap | Lab G | Public | |
| 18 Dec 2025 | View | 60mg | 71.3mg | +18.8% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab G | Public | |
| 18 Dec 2025 | View | 10mg | 11.3mg | +13.0% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 17 Dec 2025 | View | 20mg | 21.5mg | +7.5% | 99.79% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 13 Dec 2025 | View | 10mg | 9.09mg | -9.1% | 99.50% | n/a | (no batch ID) | White Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 11 Dec 2025 | View | 20mg | 20.1mg | +0.5% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 5 Dec 2025 | View | 5mg | 6.12mg | +22.4% | 99.60% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 5 Dec 2025 | View | 10mg | 10.2mg | +2.0% | 99.70% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 25 Nov 2025 | View | 40mg | 30.9mg | -22.8% | 99.35% | n/a | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 23 Nov 2025 | View | 20mg | 26.41mg | +32.0% | 99.90% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab G | Public | |
| 23 Nov 2025 | View | 30mg | 28.8mg | -4.0% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Clear Blue Cap | Lab G | Public | |
| 23 Nov 2025 | View | 60mg | 68.2mg | +13.7% | 99.80% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab G | Public | |
| 18 Nov 2025 | View | 50mg | 49.7mg | -0.6% | 99.66% | n/a | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab E | Public | |
| 18 Nov 2025 | View | 50mg | 50.4mg | +0.8% | 99.62% | n/a | (no batch ID) | No Label / Silver Crimp / Clear Yellow Cap | Lab E | Public | |
| 17 Nov 2025 | View | 15mg | 16.8mg | +12.0% | 99.62% | n/a | TR15 | No Label / Silver Crimp / Clear Pink Cap | Lab E | Public | |
| 17 Nov 2025 | View | 10mg | 11.6mg | +16.0% | 99.87% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab E | Public | |
| 5 Nov 2025 | View | 10mg | 11.57mg | +15.7% | 99.80% | n/a | TR10 | No Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 5 Nov 2025 | View | 20mg | 22.5mg | +12.5% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 5 Nov 2025 | View | 60mg | 70.68mg | +17.8% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab G | Public | |
| 5 Nov 2025 | View | 40mg | 46.63mg | +16.6% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab G | Public | |
| 5 Nov 2025 | View | 50mg | 58.61mg | +17.2% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab G | Public | |
| 24 Oct 2025 | View | 30mg | 35.77mg | +19.2% | 99.90% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab G | Public | |
| 24 Oct 2025 | View | 10mg | 9.96mg | -0.4% | 99.70% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 23 Oct 2025 | View | 30mg | 30mg | 99.39% | n/a | (no batch ID) | White Label / Silver Crimp / Violet Cap | Lab E | Public | ||
| 23 Oct 2025 | View | 60mg | 63.1mg | +5.2% | 99.95% | n/a | Batch 9/19 | White Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 23 Oct 2025 | View | 20mg | 19.9mg | -0.5% | 99.38% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 23 Oct 2025 | View | 20mg | 19.5mg | -2.5% | 99.78% | n/a | TIR2020250924 | White Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 23 Oct 2025 | View | 30mg | 28.5mg | -5.0% | 99.79% | n/a | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 14 Oct 2025 | View | 10mg | 9.6mg | -4.0% | 99.60% | n/a | (no batch ID) | No Label / Silver Crimp / Yellow Cap | Lab G | Public | |
| 3 Oct 2025 | View | 15mg | 14.9mg | -0.7% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 3 Oct 2025 | View | 20mg | 20.8mg | +4.0% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 10 Sep 2025 | View | 20mg | 20.1mg | +0.5% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 10 Sep 2025 | View | 10mg | 10.2mg | +2.0% | 99.91% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab E | Public | |
| 4 Sep 2025 | View | 30mg | 31.1mg | +3.7% | 99.91% | n/a | (no batch ID) | No Label / Ccpper Crimp / Clear Cap | Lab E | Public | |
| 4 Sep 2025 | View | 30mg | 28.9mg | -3.7% | 99.95% | n/a | 8JUN25 | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 5 Aug 2025 | View | 30mg | 30.6mg | +2.0% | 99.58% | n/a | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 5 Aug 2025 | View | 20mg | 18.5mg | -7.5% | 99.95% | n/a | (no batch ID) | White Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 5 Aug 2025 | View | 10mg | 9.31mg | -6.9% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab E | Public | |
| 17 Jul 2025 | View | 20mg | 19.4mg | -3.0% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 17 Jul 2025 | View | 10mg | 10.7mg | +7.0% | 99.95% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab E | Public | |
| 17 Jul 2025 | View | 20mg | 19.2mg | -4.0% | 99.93% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 20 Jun 2025 | View | 20mg | 20mg | 99.87% | n/a | (no batch ID) | No Label / Silver Crimp / Grey Cap | Lab E | Public | ||