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Peptide testing

Ordered Cagrilintide from Shanghai Leader Peptide Biotechnology? Mail in a sample (US only) and let us test it.

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+5 more ↓
51%
Finnrick rating
#32 of 47 Cagrilintide vendors
1 of 3 classifiable tests passed
natural 33%
methodology · Purity focus
Finnrick analysis · Cagrilintide

Shanghai Leader Peptide Biotechnology shows its strongest purity-focused evidence in GHK-Cu and BPC-157, with recent clean or recovered results but some fill and batch-ID caveats. Retatrutide, Tirzepatide, and Tesamorelin are more dispersed, with identity, purity, and large-fill misses, while Cagrilintide and NAD+ remain sparse.

methodology →
vendor intelligence report
Vendor Intelligence Report: Shanghai Leader Peptide Biotechnology

Qorix’s own verifier authenticated a control COA for another supplier while missing Leader Peptide report numbers. The dossier also traces split Chinese-name identity, self-referential rep verification, AI/stock portraits and an old WhatsApp route.

41 pages13 risk factors assessed12 Nov 2026
read the report
Peptides
#
Peptide
$/MG
Rating
N
1
GHK-Cu
$0.04
88%
12
2
Tirzepatide
$0.32
77%
19
4
Retatrutide
$0.58
69%
30
5
BPC-157
$0.55
58%
4
6
Cagrilintideselected
-
51%
3
7
Tesamorelin
$1.30
49%
10
8
NAD+
-
30%
3
9
ARA-290
$0.65
-
0
12
Semax
-
-
0
13
TB-500
-
-
0
Contact channels
Rating trend
CUMULATIVE FINNRICK RATING
83%+65%+48%+30%+<30%20 Feb 2026: 49%25 Feb 2026: 45%3 Apr 2026: 49%12 Nov 2026: current 51%49%51%Feb 26Nov 26
Showing Cagrilintide tests only
Shanghai Leader Peptide Biotechnology Cagrilintide test history
COA-backed lab tests

About Shanghai Leader Peptide Biotechnology test results from Finnrick

Shanghai Leader Peptide Biotechnology is a peptide vendor tracked in Finnrick's independent testing dataset. This page compiles batch-level results across 8 peptides and 84 tests, including ratings, observed price signals, recent test dates, and correction history where available.

Finnrick ratings are calculated from published sample data using the selected rating standard. The default standard evaluates purity, dose accuracy, and label quality, then adjusts low-volume results so small sample counts do not appear more certain than the data supports.

The most visible Shanghai Leader Peptide Biotechnology peptides in this dataset are BPC-157 (4 tests), Cagrilintide (3 tests) and GHK-Cu (12 tests). Use the peptide table above to compare the current Finnrick rating, price per mg, and sample volume for each peptide.

Recent tests and corrections are shown below when available. Samples may be acquired by Finnrick directly or submitted through Finnrick testing programs; the goal is to make safety and supply-chain evidence easier to evaluate than vendor marketing claims alone. This page currently lists 84 recent tests.

Corrections
No corrections.
Peptide testing

Ordered Cagrilintide from Shanghai Leader Peptide Biotechnology? Mail in a sample (US only) and let us test it.

Test my supply