Top Peptide
Retatrutide
Finnrick tested 4 samples of Retatrutide (GLP-1, GIP, and GCGR agonist) from Top Peptide between 13 Oct 2025 and 7 Jan 2026. Test scores average over 5, no score below 4, and at least 2 tests warrant a tentative Finnrick Rating of C (Okay).
Finnrick Rating™
Tentative Rating
Top Peptide
Retatrutide
Tested 4 Samples
Last test 7 Jan 2026
Take Action
Researcher
Request Full Data Access to the Finnrick database of peptide tests.
Free peptide testing
Mail in a sample (US only) to get confidence for the specific vials you have, and contribute to identifying unsafe supply chains, so other people can avoid risky and costly mistakes.
Other Retatrutide tests from top-rated vendors:
All Retatrutide tests from Top Peptide
Samples are tested in commercial labs
Tests Count
4
Scores
AVGMINMAX
Last
7 Jan 2026
First
13 Oct 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 7 Jan 2026 | View | 20mg | 23.4mg | +17.0% | 99.70% | (no batch ID) | Violet Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 17 Dec 2025 | View | 30mg | 29.5mg | -1.7% | 99.88% | RT30-20251001 | No Label / Silver Crimp / Black Cap | Lab E | Public | |
| 23 Nov 2025 | View | 20mg | 22.7mg | +13.5% | 99.80% | (no batch ID) | No Label / Silver Crimp / Violet Cap | Lab G | Public | |
| 13 Oct 2025 | View | 10mg | 12.2mg | +22.0% | 99.60% | (no batch ID) | No Label / Silver Crimp / White Cap | Lab G | Public | |