Sermorelin

We've tested 21 samples of Sermorelin sourced from 5 vendors between 20 Apr 2025 and 26 Feb 2026. Purity varies from 94.82% to 99.95%, and quantity can diverge by up to +/-97% vs advertised value.

Finnrick Top 3™ - 27 Feb 2026

Sermorelin

Shanghai Sigma Audley SSA

BAD

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Vendors

Vendor	Rating	Count	Avg	Min	Max	Oldest	Most Recent
		Tests
ZLZ Peptide	B Good	4	6.8	6.0	7.5	17 Jul 2025	20 Feb 2026
SRY Labs	C Okay	2	5.7	5.3	6.2	20 Apr 2025	5 Aug 2025
Peptide-S	C Okay	3	5.4	4.4	6.6	24 Jul 2025	20 Feb 2026
Qing Li Peptide	C Okay	5	7.6	4.0	10.0	18 Sep 2025	30 Dec 2025
Shanghai Sigma Audley SSA	E Bad	7	6.2	2.0	8.9	10 Jul 2025	6 Nov 2025

Most recent Sermorelin tests

Samples are tested in commercial labs

				Quantity
Test Date	Vendor	Certificate	Test Score	Label	Tested	Difference	Purity	Batch ID	Container	Tested At	Sent By
20 Feb 2026	ZLZ Peptide	View	7.2	10mg	9.94mg	-0.6%	99.59%	(no batch ID)	No Label / Silver Crimp / White Cap	Lab E	Public
20 Feb 2026	Peptide-S	View	6.6	5mg	4.58mg	-8.4%	98.70%	Sep 2, 2025	(no data)	Lab E	Public
9 Jan 2026	ZLZ Peptide	View	6.0	5mg	5.57mg	+11.4%	99.85%	(no batch ID)	No Label / Silver Crimp / Blue Cap	Lab E	Public
30 Dec 2025	Qing Li Peptide	View	4.0	15mg	0.5mg	-96.7%	99.95%	(no batch ID)	No Label / Copper Crimp / Clear Cap	Lab E	Public
6 Dec 2025	Qing Li Peptide	View	10.0	10mg	10.5mg	+5.0%	99.95%	Oct 2,2025	No Label / Silver Crimp / White Cap	Lab E	Public
17 Nov 2025	Qing Li Peptide	View	9.0	10mg	10.1mg	+1.0%	99.50%	Sept 15,2025	No Label / Silver Crimp / Blue Cap	Lab E	Public
6 Nov 2025	Shanghai Sigma Audley SSA	View	4.1	2mg	1.78mg	-11.0%	98.88%	(no batch ID)	No Label / Silver Crimp / Blue Cap	Lab E	Public

Corrections

28 Nov 2025: Xianhong Tong XHT Peptides: This sample was labeled as a Melanotan II 10 mg, when in fact it is a Sermorelin 5 mg. Test were entered in correct samples . Mix up was with sample xzvusxy