Zhengzhou Lan Yun Cosmetic Trading Tirzepatide
As of 9 Aug 2026, Finnrick has published 8 independent lab tests of Tirzepatide from Zhengzhou Lan Yun Cosmetic Trading: 7 passed and 1 failed under the default public standard, Purity Focus (HPLC purity at least 99.5%, fill within ±35% of the label claim). The latest test is dated 26 Jun 2026. The current Finnrick rating for Zhengzhou Lan Yun Cosmetic Trading Tirzepatide is 82%.
Finnrick ratings are recency-weighted pass percentages: newer tests count more, and vendors with thin test histories are pulled toward the peer baseline for that peptide, so a single result cannot look too certain. Samples are analyzed by independent partner laboratories and the results are published by Finnrick Analytics, which does not sell peptides and does not accept payment to alter ratings. Corrections to published data are recorded at finnrick.com/corrections.
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| Date | Result | Certificate |
|---|---|---|
| 26 Jun 2026 | Fail | Certificate hpbjnwp |
| 25 May 2026 | Pass | Certificate 578v8nb |
| 4 Feb 2026 | Pass | Certificate dstgqkc |
| 29 Jan 2026 | Pass | Certificate 79ser5d |
| 15 Jan 2026 | Pass | Certificate prk2e97 |
| 7 Jan 2026 | Pass | Certificate v3pha9r |
| 2 Jan 2026 | Pass | Certificate fsp2zmn |
| 31 Dec 2025 | Pass | Certificate 9r9rvms |