ZePeptide
Retatrutide
Finnrick tested 18 samples of Retatrutide (GLP-1, GIP, and GCGR agonist) from ZePeptide between 25 Nov 2025 and 8 May 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™
ZePeptide
Retatrutide
Tested 18 Samples
Last test 8 May 2026
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Samples are tested in commercial labs
Tests Count
18
Scores
AVGMINMAX
Last
8 May 2026
First
25 Nov 2025
| Quantity | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Batch | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 8 May 2026 | View | 20mg | (no batch claim) | 21.7mg | +8.5% | 99.50% | n/a | ANUS-RT2020-050326 | No label / Silver crimp / Black cap | Lab G | Public | |
| 8 May 2026 | View | 30mg | (no batch claim) | 24.9mg | -17.0% | 99.90% | n/a | D-A20260302 | Blue Label / Silver Crimp / Cap Blue | Lab E | Public | |
| 5 May 2026 | View | 30mg | 29.6mg | 25.7mg | -13.0% | 99.90% | n/a | RT30/2025-1011 | Gray Label / Silver Crimp / White Cap | Lab E | Public | |
| 28 Apr 2026 | View | 7mg | (no batch claim) | 6.56mg | -6.3% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Purple Cap | Lab E | Public | |
| 28 Apr 2026 | View | 20mg | (no batch claim) | 23.7mg | +18.5% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 28 Apr 2026 | View | 30mg | (no batch claim) | 29.4mg | -2.0% | 99.90% | n/a | (no batch ID) | White Label / Silver Crimp / White Cap | Lab E | Public | |
| 27 Apr 2026 | View | 10mg | (no batch claim) | 10.7mg | +7.0% | 99.70% | n/a | (no batch ID) | White Label / Silver Crimp / Green Cap | Lab G | Public | |
| 23 Apr 2026 | View | 10mg | (no batch claim) | 12.7mg | +27.0% | 99.90% | below LOQ | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 29 Mar 2026 | View | 20mg | (no batch claim) | 16.1mg | -19.5% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 17 Mar 2026 | View | 15mg | (no batch claim) | 15.9mg | +6.0% | 99.80% | n/a | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab G | Public | |
| 3 Mar 2026 | View | 14mg | (no batch claim) | 13.3mg | -5.0% | 99.63% | n/a | RT14/2025-1011 | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 22 Feb 2026 | View | 20mg | (no batch claim) | 20.9mg | +4.5% | 98.70% | n/a | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 20 Feb 2026 | View | 10mg | (no batch claim) | 11.7mg | +17.0% | 99.80% | n/a | December 22, 2025 | No Label / Silver Crimp / Green Cap | Lab G | Public | |
| 10 Feb 2026 | View | 5mg | (no batch claim) | 4.5mg | -10.0% | 99.80% | n/a | RT05/2025-1011 | No Label / Silver Crimp / Blue Cap | Lab G | Public | |
| 26 Jan 2026 | View | 30mg | (no batch claim) | 34.8mg | +16.0% | 96.20% | n/a | (no batch ID) | White Label / Silver Crimp / Blue Cap | Lab E | Public | |
| 22 Jan 2026 | View | 20mg | (no batch claim) | 18.4mg | -8.0% | 99.90% | n/a | (no batch ID) | No Label / Silver Crimp / Clear Green Cap | Lab G | Public | |
| 7 Jan 2026 | View | 20mg | (no batch claim) | 19mg | -5.0% | 99.70% | n/a | 2025-1011 | White Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 25 Nov 2025 | View | 30mg | (no batch claim) | 26mg | -13.3% | 99.95% | n/a | 84112 | No Label / Silver Crimp / White Cap | Lab E | Public | |