Tesamorelin
We've tested 601 samples of Tesamorelin sourced from 76 vendors between 7 May 2025 and 21 Aug 2026. Purity typically ranges from 91.26% to 99.95% (5th-95th percentile), and quantity typically diverges by up to +/-100% vs advertised value (95th percentile).
Finnrick Top 3™ - 3 Jul 2026
Tesamorelin
1
Lisa Biopeptide
2
Peptide Partners
3
Shanghai ERP peptide Biotechnology
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Vendors
| Tests | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Vendor | Rating | Count | Avg | Min | Max | Oldest | Most Recent | ||
 | 7 | 20 Feb 2026 | 9 Aug 2026 | ||||||
| 2 | 4 Aug 2026 | 4 Aug 2026 | ||||||
| 4 | 1 Mar 2026 | 3 Aug 2026 | ||||||
| 2 | 26 Apr 2026 | 26 Apr 2026 | ||||||
 | 2 | 6 May 2026 | 6 May 2026 | ||||||
| 2 | 9 Sep 2025 | 9 Oct 2025 | ||||||
| 3 | 9 Oct 2025 | 26 Jan 2026 | ||||||
| 5 | 6 Nov 2025 | 24 Jun 2026 | ||||||
 | 12 | 30 Jan 2026 | 5 Aug 2026 | ||||||
| 4 | 4 Nov 2025 | 14 Jul 2026 | ||||||
| 4 | 11 Feb 2026 | 1 Jun 2026 | ||||||
 | 5 | 14 May 2025 | 4 Feb 2026 | ||||||
| 5 | 6 Dec 2025 | 13 Jul 2026 | ||||||
| 10 | 9 Jan 2026 | 21 Jul 2026 | ||||||
| 6 | 11 Dec 2025 | 17 Jun 2026 | ||||||
| 9 | 19 Jan 2026 | 27 May 2026 | ||||||
| 9 | 25 Nov 2025 | 20 Jul 2026 | ||||||
| 6 | 6 May 2026 | 2 Aug 2026 | ||||||
| 6 | 20 Feb 2026 | 10 Jul 2026 | ||||||
| 10 | 17 Jul 2025 | 12 Aug 2026 | ||||||
| 4 | 25 Nov 2025 | 2 Aug 2026 | ||||||
| 4 | 13 Mar 2026 | 5 Aug 2026 | ||||||
| 5 | 9 Sep 2025 | 6 May 2026 | ||||||
| 5 | 1 Sep 2025 | 28 Apr 2026 | ||||||
| 4 | 29 Dec 2025 | 28 Apr 2026 | ||||||
| 4 | 19 Jan 2026 | 23 Jul 2026 | ||||||
| 4 | 11 Dec 2025 | 8 Jun 2026 | ||||||
| 8 | 11 Aug 2025 | 5 May 2026 | ||||||
| 12 | 24 Jul 2025 | 9 Aug 2026 | ||||||
 | 8 | 13 Jun 2025 | 3 Aug 2026 | ||||||
| 9 | 25 Nov 2025 | 4 Jun 2026 | ||||||
| 12 | 9 Sep 2025 | 21 Aug 2026 | ||||||
| 5 | 23 Oct 2025 | 21 Jul 2026 | ||||||
| 5 | 9 Jan 2026 | 23 Jul 2026 | ||||||
| 4 | 25 Nov 2025 | 9 Aug 2026 | ||||||
| 12 | 17 Nov 2025 | 21 Jul 2026 | ||||||
| 6 | 4 Nov 2025 | 19 Feb 2026 | ||||||
| 9 | 29 Jan 2026 | 4 Jun 2026 | ||||||
| 17 | 4 Aug 2025 | 6 Aug 2026 | ||||||
| 8 | 28 Apr 2026 | 13 Aug 2026 | ||||||
 | 28 | 29 Jun 2025 | 1 Jul 2026 | ||||||
| 11 | 4 Nov 2025 | 13 Aug 2026 | ||||||
| 6 | 19 Jan 2026 | 4 Aug 2026 | ||||||
| 18 | 9 Sep 2025 | 20 Jul 2026 | ||||||
 | 12 | 27 Jun 2025 | 2 Mar 2026 | ||||||
| 18 | 9 Sep 2025 | 13 Aug 2026 | ||||||
| 6 | 23 Oct 2025 | 7 Mar 2026 | ||||||
| 7 | 13 Jun 2025 | 2 Mar 2026 | ||||||
| 33 | 4 Aug 2025 | 12 Jun 2026 | ||||||
| 9 | 21 Oct 2025 | 15 Jun 2026 | ||||||
 | 14 | 10 Aug 2025 | 28 Apr 2026 | ||||||
| 9 | 27 Jun 2025 | 13 May 2026 | ||||||
| 23 | 17 Nov 2025 | 2 Aug 2026 | ||||||
| 6 | 13 Jul 2026 | 30 Jul 2026 | ||||||
 | 8 | 11 Aug 2025 | 26 Feb 2026 | ||||||
| 6 | 5 Aug 2025 | 20 Feb 2026 | ||||||
 | 24 | 29 Jun 2025 | 12 Aug 2026 | ||||||
| 9 | 24 Jul 2025 | 1 Jul 2026 | ||||||
 | 4 | 7 May 2025 | 21 May 2025 | ||||||
| 3 | 26 Feb 2026 | 6 Aug 2026 | ||||||
 | 4 | 15 Jan 2026 | 12 Aug 2026 | ||||||
| 5 | 6 Dec 2025 | 15 Aug 2026 | ||||||
| 5 | 17 Dec 2025 | 20 Feb 2026 | ||||||
| 4 | 29 Jan 2026 | 12 Jun 2026 | ||||||
| 4 | 31 Aug 2025 | 7 Mar 2026 | ||||||
 | 4 | 9 Oct 2025 | 20 Jul 2026 | ||||||
| 4 | 8 Feb 2026 | 15 Jul 2026 | ||||||
| 4 | 19 Jan 2026 | 12 Aug 2026 | ||||||
| 22 | 9 Jun 2025 | 19 Mar 2026 | ||||||
| 26 | 11 Aug 2025 | 24 Jun 2026 | ||||||
| 1 | 24 Jul 2025 | 24 Jul 2025 | ||||||
| 1 | 27 Jun 2025 | 27 Jun 2025 | ||||||
| 1 | 29 Jun 2025 | 29 Jun 2025 | ||||||
| 1 | 29 Jun 2025 | 29 Jun 2025 | ||||||
Most recent Tesamorelin tests
Samples are tested in commercial labs
| Quantity | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Test Date | Vendor | Certificate | Test Score | Label | Tested | Difference | Purity | Endotoxins | Batch ID | Container | Tested At | Sent By |
| 21 Aug 2026 | Yiwu Aozuo Trading Co | View | 10mg | 13mg | +30.0% | 99.70% | n/a | mar.2.2026 | No label / Silver crimp / Yellow cap | Lab G | Public | |
| 15 Aug 2026 | Shanghai Baoju | View | 10mg | ⚠️ Sample does not contain Tesamorelin | n/a | 03/06/2026 | White label / Silver crimp / Blue cap | Lab G | Public | |||
| 13 Aug 2026 | Xingtai Jiachuang Technology | View | 10mg | 10.6mg | +6.0% | 99.70% | n/a | LX260514 | No label, Silver crimp, Black cap | Lab G | Public | |
| 13 Aug 2026 | Lumira | View | 10mg | 13.6mg | +36.0% | 99.60% | n/a | WL-TSM10-P00099 | White label, Silver crimp, Black cap | Lab G | Public | |
| 13 Aug 2026 | Tianjin Ruiwang New Material Technology Co | View | 15mg | ⚠️ Sample does not contain Tesamorelin | low | March 4, 2026 | No label / Silver crimp / White cap | Lab E | Public | |||
| 12 Aug 2026 | Xingruida XDR | View | 5mg | 4.71mg | -5.8% | 99.90% | n/a | 03/02/2026 | No label, Silver crimp, White cap | Lab E | Public | |
| 12 Aug 2026 | Top Peptide | View | 5mg | 5.12mg | +2.4% | 99.90% | n/a | Lucy-white-2026-05 | White label / Silver crimp / White cap | Lab E | Public | |
Corrections
- 6 May 2026: Peptide Sciences
- Data for sample hv46bd2 and f7qjrbk were swapped following a clerical error by Finnrick. On 6 May, the error was corrected.
- 6 May 2026: Oupeptide
- Data for sample hv46bd2 and f7qjrbk were swapped following a clerical error by Finnrick. On 6 May, the error was corrected.
- 17 Nov 2025: Peptide Sciences
- Test results for sample pst3r4y were published from 31 Oct to 17 Nov 2025, but did not belong to Peptide Sciences: the sample was misidentified, and re-attributed to the correct vendor.