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Vendor grade distribution

48 vendors · 0 flagged D–E
30
A
3
B
1
C
0
D
0
E
14
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 Hybio Pharmaceutical A 4 10.0 9.9 10.0
24 May 2026
3 GenScript Peptides A 4 10.0 9.9 10.0
5 Aug 2026
4 Thermo Fisher Scientific A 4 10.0 9.9 10.0
15 Aug 2026
5 QYAOBIO A 3 10.0 9.9 10.0
16 May 2026
6 JEEP Peptides A 3 10.0 9.9 10.0
9 Jul 2026
7 Kerui Peptides A 3 10.0 10.0 10.0
11 Jun 2026
8 Sigma-Aldrich A 3 10.0 10.0 10.0
19 Jul 2026
9 Sangon Bio A 2 10.0 10.0 10.0
14 May 2026
10 Mokemei Biotechnology A 2 10.0 10.0 10.0
4 Apr 2026
11 Flourishglobal Peptide A 2 10.0 10.0 10.0
3 Jun 2026
12 Homopeptide A 4 9.9 9.9 10.0
24 May 2026
13 Bachem A 4 9.9 9.9 10.0
18 Jun 2026
14 Hubei Jianxiang A 4 9.9 9.9 10.0
13 Jul 2026
15 Chinese Peptide Company A 4 9.9 9.9 10.0
16 Jul 2026
16 SinoPep A 4 9.9 9.9 10.0
22 Jul 2026
17 WuXi TIDES A 3 9.9 9.9 9.9
10 Apr 2026
18 AmbioPharm A 3 9.9 9.9 10.0
17 Jul 2026
19 Shanghai ERP Biotechnology A 2 9.9 9.9 10.0
17 Jun 2026
20 Shanghai Wibson Biotechnology A 2 9.9 9.9 9.9
6 Mar 2026
21 Shanghai Sigma Audley A 2 9.9 9.9 10.0
14 Feb 2026
22 PolyPeptide Group A 2 9.9 9.9 9.9
17 Jun 2026
23 Asymchem A 2 9.9 9.9 10.0
19 Aug 2026
24 Qingdao Sigma Chemical QSC A 3 8.7 7.8 9.5
21 May 2026
25 Nantong Guangyuan Chemical GYC A 6 8.2 7.4 9.2
24 May 2026
26 Shanghai Sigma Audley SSA A 3 8.1 7.7 8.7
24 May 2026
27 Wuhan Wansheng Bio (WWB) A 7 7.8 6.8 8.9
25 May 2026
28 Glbiochem (Shanghai) A 5 7.6 6.1 8.8
24 May 2026
29 Science X 1 9.8 9.8 9.8
24 Apr 2025
30 TSC Top Supplements China X 1 9.6 9.6 9.6
11 Jun 2025
31 Precision Peptide Co X 1 8.2 8.2 8.2
13 Jun 2025
32 Zhejiang Yichenkang Biotechnology X 1 7.2 7.2 7.2
21 May 2025
33 Shanghai Leader Peptide Biotechnology X 1 7.2 7.2 7.2
2 Jul 2025
34 Nexaph B 13 7.0 3.2 9.7
17 May 2026
35 Peptide Haven X 1 7.0 7.0 7.0
14 Jan 2025
36 Nuscience Peptides A 4 6.7 5.1 9.6
24 May 2026
37 Peptronix Bio PTB X 1 6.7 6.7 6.7
25 Apr 2025
38 Planet Peptide A 4 6.4 5.2 8.7
21 May 2026
39 BeiBangAn C 3 6.4 3.5 9.2
23 May 2026
40 Evolve BioPep X 1 6.3 6.3 6.3
25 Apr 2025
41 Limitless Life Nootropics X 1 5.9 5.9 5.9
24 Apr 2025
42 Platinum Cryo B 2 5.7 5.6 5.7
24 May 2026
43 LN Peptides X 1 5.6 5.6 5.6
11 Jun 2025
44 Peptide Gurus B 3 4.5 3.5 5.7
21 May 2026
45 Xingtai Lesda Technology X 1 4.4 4.4 4.4
16 Mar 2025
46 Pharma Grade Peptides X 1 4.3 4.3 4.3
20 Jun 2025
47 Hebei Chengtong Technology X 1 2.0 2.0 2.0
3 Jun 2025
48 PRIVATE X 1 0.8 0.8 0.8
28 Mar 2025