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Vendor grade distribution

50 vendors · 0 flagged D–E
29
A
3
B
3
C
0
D
0
E
15
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Tianjin Finder Chemical TFC A 7 10.0 9.9 10.0
16 Apr 2026
2 Homopeptide A 5 10.0 9.9 10.0
23 May 2026
3 WuXi TIDES A 4 10.0 9.9 10.0
25 May 2026
4 Thermo Fisher Scientific A 4 10.0 9.9 10.0
10 Aug 2026
5 SinoPep A 4 10.0 9.9 10.0
9 Aug 2026
6 Kerui Peptides A 3 10.0 9.9 10.0
12 May 2026
7 Flourishglobal Peptide A 3 10.0 9.9 10.0
5 May 2026
8 Shanghai Sigma Audley A 3 10.0 9.9 10.0
25 Mar 2026
9 PolyPeptide Group A 3 10.0 10.0 10.0
27 Jul 2026
10 Asymchem A 3 10.0 9.9 10.0
9 Aug 2026
11 Bachem A 2 10.0 10.0 10.0
13 Jun 2026
12 Shanghai ERP Biotechnology A 4 9.9 9.9 10.0
11 May 2026
13 QYAOBIO A 4 9.9 9.9 10.0
25 Jun 2026
14 JEEP Peptides A 4 9.9 9.9 10.0
8 Jun 2026
15 Mokemei Biotechnology A 4 9.9 9.9 10.0
3 Jun 2026
16 Sangon Bio A 3 9.9 9.9 10.0
3 Jul 2026
17 Hubei Jianxiang A 3 9.9 9.9 10.0
13 Apr 2026
18 Shanghai Wibson Biotechnology A 3 9.9 9.9 10.0
8 Jun 2026
19 Chinese Peptide Company A 3 9.9 9.9 10.0
21 Jun 2026
20 Sigma-Aldrich A 3 9.9 9.9 9.9
25 Jul 2026
21 AmbioPharm A 3 9.9 9.9 10.0
10 May 2026
22 Hybio Pharmaceutical A 2 9.9 9.9 9.9
14 Jul 2026
23 GenScript Peptides A 2 9.9 9.9 10.0
16 Aug 2026
24 Glbiochem (Shanghai) A 3 9.1 8.2 9.8
24 May 2026
25 Wuhan Wansheng Bio (WWB) A 6 8.8 7.5 10.0
24 May 2026
26 Nantong Guangyuan Chemical GYC A 6 8.7 8.2 10.0
24 May 2026
27 Shanghai Sigma Audley SSA A 6 8.6 7.7 9.8
21 May 2026
28 Qingdao Sigma Chemical QSC A 8 8.0 7.4 8.6
21 May 2026
29 HkRoids X 1 8.8 8.8 8.8
8 Jul 2025
30 Xingtai Lesda Technology X 1 8.6 8.6 8.6
3 Jun 2025
31 Qing Li Peptide A 7 8.3 6.3 9.9
21 May 2026
32 PeptiSlim C 3 7.8 5.3 9.2
25 May 2026
33 Xian Yihang Technology C 4 7.3 5.9 9.3
25 May 2026
34 Alpha-Gen B 3 6.8 6.1 7.6
17 May 2026
35 Peptide Worldwide X 1 6.8 6.8 6.8
24 Apr 2025
36 Royal Peptides B 3 6.5 6.3 7.0
20 May 2026
37 Pharma Grade Peptides X 1 6.4 6.4 6.4
2 Jul 2025
38 Limitless Life Nootropics X 1 6.0 6.0 6.0
16 Mar 2025
39 Peptides 4 Research C 2 5.5 5.0 5.9
24 May 2026
40 Prime Peptides X 1 5.4 5.4 5.4
14 Jan 2025
41 Loti Labs X 1 5.2 5.2 5.2
3 Jun 2025
42 Evolve BioPep X 1 5.0 5.0 5.0
13 Jun 2025
43 Peptide Gurus B 3 4.7 1.6 8.2
19 Jan 2026
44 Yabang Peptide X 1 4.6 4.6 4.6
8 Jul 2025
45 PeptiLab Research X 1 4.5 4.5 4.5
3 Jul 2025
46 Nanjing Xiyuxun Technology XYX X 1 4.3 4.3 4.3
16 Mar 2025
47 Xingtai Jiachuang Technology X 1 3.9 3.9 3.9
21 May 2025
48 Zhuoyue Biotechnology X 1 0.4 0.4 0.4
14 Jan 2025
49 Marvel Peptide X 1 0.0 0.0 0.0
13 Feb 2025
50 HK Fat Cat X 1 0.0 0.0 0.0
17 Dec 2024