ZLZ Peptide
Retatrutide
Finnrick tested 16 samples of Retatrutide (GLP-1, GIP, and GCGR antagonist) from ZLZ Peptide between 20 Jun 2025 and 10 Sep 2025. Test scores average over 5, no score below 4, and at least 6 tests warrant a confident Finnrick Rating of C (Okay).
Finnrick Rating™
ZLZ Peptide
Retatrutide
Tested 16 Samples
Last test 10 Sep 2025
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Samples are tested in commercial labs
Tests Count
16
Scores
AVGMINMAX
Last
10 Sep 2025
First
20 Jun 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 10 Sep 2025 | View | 30mg | 29.200mg | -2.7% | 99.94% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 4 Sep 2025 | View | 20mg | 21.000mg | +5.0% | 99.79% | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 1 Sep 2025 | View | 5mg | 6.270mg | +25.4% | 99.88% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab F | Public | |
| 21 Aug 2025 | View | 15mg | 16.600mg | +10.7% | 99.95% | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | |
| 12 Aug 2025 | View | 15mg | 15.770mg | +5.1% | 99.08% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab A | Public | |
| 11 Aug 2025 | View | 10mg | 9.820mg | -1.8% | 99.91% | (no batch ID) | No Label / Silver Crimp / Clear Blue Cap | Lab E | Public | |
| 11 Aug 2025 | View | 20mg | 20.600mg | +3.0% | 99.86% | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 11 Aug 2025 | View | 15mg | 15.700mg | +4.7% | 99.94% | (no batch ID) | White Label / Silver Crimp / Clear Cap | Lab E | Public | |
| 4 Aug 2025 | View | 10mg | 10.100mg | +1.0% | 99.95% | (no batch ID) | No Label / Silver Crimp / Clear Blue Cap | Lab E | Public | |
| 3 Aug 2025 | View | 10mg | 10.840mg | +8.4% | 99.94% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab A | Public | |
| 25 Jul 2025 | View | 15mg | 13.500mg | -10.0% | 99.95% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab E | Public | |
| 24 Jul 2025 | View | 10mg | 10.780mg | +7.8% | 99.57% | (no batch ID) | No Label / Silver Crimp / Clear Blue Cap | Lab A | Public | |
| 17 Jul 2025 | View | 20mg | 19.300mg | -3.5% | 99.81% | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab E | Public | |
| 30 Jun 2025 | View | 10mg | 10.520mg | +5.2% | 99.98% | (no batch ID) | No Label / Silver Crimp / Green Cap | Lab A | Public | |
| 30 Jun 2025 | View | 30mg | 32.900mg | +9.7% | 99.78% | (no batch ID) | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 20 Jun 2025 | View | 15mg | 15.000mg | 99.75% | (no batch ID) | No Label / Copper Crimp / Clear Cap | Lab E | Public | ||