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

Vendor grade distribution

56 vendors · 1 flagged D–E
28
A
4
B
4
C
1
D
0
E
19
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Tianjin Finder Chemical TFC A 8 10.0 9.9 10.0
16 Apr 2026
2 Homopeptide A 7 10.0 9.9 10.0
21 May 2026
3 Kerui Peptides A 4 10.0 9.9 10.0
10 Jul 2026
4 Hubei Jianxiang A 4 10.0 9.9 10.0
1 Apr 2026
5 Flourishglobal Peptide A 4 10.0 10.0 10.0
25 Apr 2026
6 Chinese Peptide Company A 4 10.0 9.9 10.0
5 Jul 2026
7 WuXi TIDES A 4 10.0 9.9 10.0
18 Jul 2026
8 Hybio Pharmaceutical A 3 10.0 9.9 10.0
25 Jul 2026
9 Thermo Fisher Scientific A 3 10.0 9.9 10.0
2 Jul 2026
10 Shanghai Sigma Audley A 2 10.0 10.0 10.0
18 Mar 2026
11 AmbioPharm A 2 10.0 10.0 10.0
19 Jun 2026
12 PolyPeptide Group A 4 9.9 9.9 10.0
15 Jul 2026
13 Shanghai ERP Biotechnology A 3 9.9 9.9 10.0
19 May 2026
14 Sangon Bio A 3 9.9 9.9 10.0
23 Jun 2026
15 JEEP Peptides A 3 9.9 9.9 9.9
7 Mar 2026
16 Bachem A 3 9.9 9.9 10.0
26 May 2026
17 Mokemei Biotechnology A 3 9.9 9.9 9.9
5 Jul 2026
18 SinoPep A 3 9.9 9.9 10.0
18 Aug 2026
19 QYAOBIO A 2 9.9 9.9 10.0
10 Jul 2026
20 Shanghai Wibson Biotechnology A 2 9.9 9.9 10.0
13 May 2026
21 GenScript Peptides A 2 9.9 9.9 10.0
24 Jun 2026
22 Sigma-Aldrich A 2 9.9 9.9 10.0
16 Aug 2026
23 Asymchem A 2 9.9 9.9 10.0
6 Jul 2026
24 Shanghai Sigma Audley SSA A 7 8.6 7.9 9.4
24 May 2026
25 Qingdao Sigma Chemical QSC A 5 8.5 6.8 9.4
24 May 2026
26 Nantong Guangyuan Chemical GYC A 8 8.4 6.9 10.0
25 May 2026
27 Glbiochem (Shanghai) A 8 8.4 7.4 9.7
24 May 2026
28 Wuhan Wansheng Bio (WWB) A 2 8.2 7.9 8.4
23 May 2026
29 Dankang BioHealth X 1 9.4 9.4 9.4
2 Apr 2025
30 Bfflist AMO B 5 8.9 7.5 10.0
23 May 2026
31 Welon Peptide Solutions X 1 8.3 8.3 8.3
13 Feb 2025
32 Pure Tested Peptides X 1 8.2 8.2 8.2
27 Feb 2025
33 EHZ Peptides X 1 8.1 8.1 8.1
3 Jul 2025
34 PeptiSlim X 1 8.1 8.1 8.1
21 May 2025
35 Liberty Peptides X 1 7.9 7.9 7.9
11 Jun 2025
36 Hazel X 1 7.9 7.9 7.9
25 Apr 2025
37 LSPL C 4 7.8 6.5 8.7
17 May 2026
38 LiliPeptide C 8 7.7 6.1 10.0
17 May 2026
39 Yimei B 5 7.6 5.9 9.9
26 Jan 2026
40 HXNet C 4 7.6 5.0 9.0
24 May 2026
41 Diju Peptides Wellness and Co X 1 7.5 7.5 7.5
16 Mar 2025
42 LN Peptides B 2 7.4 5.9 8.8
26 Jan 2026
43 Pharma Grade Peptides X 1 7.3 7.3 7.3
13 Jun 2025
44 Zhang TY X 1 7.0 7.0 7.0
25 Apr 2025
45 Shanghai Wibson Biotechnology WBS X 1 6.8 6.8 6.8
9 Jun 2025
46 Shanghai Leader Peptide Biotechnology X 1 6.6 6.6 6.6
25 Apr 2025
47 Alpha-Gen B 3 6.4 5.8 6.9
21 May 2026
48 Top Peptide C 2 6.3 5.4 7.3
24 May 2026
49 Lisa Biopeptide X 1 6.1 6.1 6.1
24 Apr 2025
50 Shandong Nuoweiou Medical Technology Co X 1 6.0 6.0 6.0
6 May 2025
51 Amino Asylum X 1 5.9 5.9 5.9
3 Jun 2025
52 Shanghai OuDaXin New Material Technology Center X 1 5.4 5.4 5.4
24 Apr 2025
53 Peptides For Sale D 2 3.1 2.8 3.5
20 May 2026
54 Alimo Peptide X 1 2.9 2.9 2.9
14 Jan 2025
55 Wuhan Newtop Biotech X 1 1.4 1.4 1.4
9 Jun 2025
56 PepLab Solutions X 1 0.8 0.8 0.8
16 Mar 2025