Home Vendors Products Insights Red Flags About Methodology FAQ Free Test Verify Batch Vendor Support

Vendor grade distribution

57 vendors · 0 flagged D–E
33
A
1
B
2
C
0
D
0
E
21
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Shanghai ERP Biotechnology A 4 10.0 9.9 10.0
12 Jun 2026
2 Sangon Bio A 4 10.0 9.9 10.0
23 May 2026
3 Kerui Peptides A 4 10.0 10.0 10.0
6 Jun 2026
4 Mokemei Biotechnology A 4 10.0 9.9 10.0
7 May 2026
5 Shanghai Sigma Audley A 4 10.0 9.9 10.0
8 Jun 2026
6 Hybio Pharmaceutical A 4 10.0 9.9 10.0
9 Aug 2026
7 Asymchem A 4 10.0 9.9 10.0
5 Aug 2026
8 AmbioPharm A 4 10.0 9.9 10.0
6 Jul 2026
9 QYAOBIO A 3 10.0 10.0 10.0
12 Jul 2026
10 JEEP Peptides A 3 10.0 10.0 10.0
12 Mar 2026
11 Bachem A 3 10.0 9.9 10.0
11 Jun 2026
12 Flourishglobal Peptide A 3 10.0 9.9 10.0
7 Jul 2026
13 Shanghai Wibson Biotechnology A 3 10.0 9.9 10.0
18 Jun 2026
14 Chinese Peptide Company A 3 10.0 10.0 10.0
26 May 2026
15 Sigma-Aldrich A 3 10.0 9.9 10.0
18 Jul 2026
16 Thermo Fisher Scientific A 3 10.0 9.9 10.0
25 Jul 2026
17 GenScript Peptides A 2 10.0 10.0 10.0
26 May 2026
18 Homopeptide A 7 9.9 9.9 10.0
24 May 2026
19 Tianjin Finder Chemical TFC A 6 9.9 9.9 10.0
16 Apr 2026
20 WuXi TIDES A 5 9.9 9.9 10.0
20 Jul 2026
21 Hubei Jianxiang A 4 9.9 9.9 10.0
25 May 2026
22 PolyPeptide Group A 2 9.9 9.9 10.0
11 Jul 2026
23 SinoPep A 2 9.9 9.9 9.9
16 Aug 2026
24 Nantong Guangyuan Chemical GYC A 4 8.4 8.1 8.6
24 May 2026
25 Wuhan Wansheng Bio (WWB) A 7 8.2 6.8 10.0
24 May 2026
26 Glbiochem (Shanghai) A 2 8.2 7.2 9.2
24 May 2026
27 Shanghai Sigma Audley SSA A 7 7.8 6.2 9.1
23 May 2026
28 Qingdao Sigma Chemical QSC A 2 7.7 7.2 8.1
21 May 2026
29 Bulk Peptide Wholesale X 1 9.3 9.3 9.3
2 Apr 2025
30 M-Peptides X 1 8.5 8.5 8.5
25 Apr 2025
31 TSC Top Supplements China C 5 8.2 6.5 9.6
21 May 2026
32 Rayshine Peptide Biochemicals X 1 8.0 8.0 8.0
11 Jun 2025
33 PurePEPS X 1 7.9 7.9 7.9
11 Jun 2025
34 Peptide Partners A 6 7.7 6.5 10.0
24 May 2026
35 Accelerate Labs X 1 7.7 7.7 7.7
21 May 2025
36 PurePeptides X 1 7.2 7.2 7.2
28 Mar 2025
37 ZLZ Peptide A 3 7.0 5.6 8.6
19 Jan 2026
38 Xianhong Tong XHT Peptides X 1 6.9 6.9 6.9
14 Jan 2025
39 BeiBangAn X 1 6.7 6.7 6.7
9 Jun 2025
40 Richards Biotech Simply Richards X 1 6.6 6.6 6.6
17 Dec 2024
41 Amino Amigos A 3 6.5 5.1 8.8
25 May 2026
42 Oupeptide A 4 6.2 5.6 7.5
19 Jan 2026
43 SRY Labs B 4 6.2 3.0 9.8
21 May 2026
44 Changan District Sheng Peptide Trading X 1 6.1 6.1 6.1
14 Jan 2025
45 Top Peptide C 2 5.8 4.4 7.2
21 May 2026
46 Science X 1 5.7 5.7 5.7
28 Mar 2025
47 Mix Peptides X 1 5.5 5.5 5.5
20 Jun 2025
48 Welon Peptide Solutions X 1 5.1 5.1 5.1
3 Jun 2025
49 Qing Li Peptide A 2 4.4 4.0 4.8
24 May 2026
50 Evolve BioPep X 1 3.6 3.6 3.6
2 Apr 2025
51 Hebei Chengtong Technology X 1 1.1 1.1 1.1
24 Apr 2025
52 PRIVATE X 1 1.1 1.1 1.1
3 Jun 2025
53 Marvel Peptide X 1 0.1 0.1 0.1
20 Jun 2025
54 HK Fat Cat X 1 0.0 0.0 0.0
6 May 2025
55 Weifang Xingbei International Trade X 1 0.0 0.0 0.0
2 Jul 2025
56 LOOKBiotech X 1 0.0 0.0 0.0
7 May 2025
57 Guangzhou Yuao Trading X 1 0.0 0.0 0.0
25 Apr 2025