Wuhan Newtop Biotech
Retatrutide
Finnrick tested 5 samples of Retatrutide (GLP-1, GIP, and GCGR agonist) from Wuhan Newtop Biotech between 4 Aug 2025 and 8 May 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
Wuhan Newtop Biotech
Retatrutide
Tested 5 Samples
Last test 8 May 2026
Take Action
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 Wuhan Newtop Biotech
Samples are tested in commercial labs
Tests Count
5
Scores
AVGMINMAX
Last
8 May 2026
First
4 Aug 2025
| Quantity | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Certificate | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
| 8 May 2026 | View | 5mg | 4.93mg | -1.4% | 99.90% | (no batch ID) | No Label / Silver Crimp / Gray Cap | Lab E | Public | |
| 7 Mar 2026 | View | 10mg | 9.9mg | -1.0% | 99.80% | (no batch ID) | No Label / Silver Crimp / Red Cap | Lab G | Public | |
| 15 Feb 2026 | View | 10mg | 12.2mg | +22.0% | 99.70% | (no batch ID) | No Label / Silver Crimp / White Cap | Lab G | Public | |
| 6 Oct 2025 | View | 10mg | 12mg | +20.0% | 99.60% | R-10 | No Label / Silver Crimp / Red Cap | Lab G | Public | |
| 4 Aug 2025 | View | 10mg | 8.75mg | -12.5% | 99.95% | (no batch ID) | No Label / Silver Crimp / Clear Red Cap | Lab E | Public | |