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

Vendor grade distribution

70 vendors · 0 flagged D–E
31
A
3
B
4
C
0
D
0
E
32
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 7 10.0 9.9 10.0
24 May 2026
2 Tianjin Finder Chemical TFC A 7 10.0 9.9 10.0
16 Apr 2026
3 QYAOBIO A 4 10.0 9.9 10.0
16 Jun 2026
4 SinoPep A 4 10.0 9.9 10.0
25 Jul 2026
5 AmbioPharm A 4 10.0 9.9 10.0
24 Jun 2026
6 Kerui Peptides A 3 10.0 10.0 10.0
12 Jul 2026
7 Shanghai Wibson Biotechnology A 3 10.0 9.9 10.0
16 May 2026
8 WuXi TIDES A 3 10.0 10.0 10.0
5 Jun 2026
9 Hybio Pharmaceutical A 3 10.0 9.9 10.0
23 Jul 2026
10 Sigma-Aldrich A 3 10.0 9.9 10.0
14 Jul 2026
11 Sangon Bio A 2 10.0 10.0 10.0
2 Jul 2026
12 GenScript Peptides A 2 10.0 10.0 10.0
26 Jul 2026
13 PolyPeptide Group A 2 10.0 10.0 10.0
7 Apr 2026
14 JEEP Peptides A 4 9.9 9.9 10.0
3 Jul 2026
15 Bachem A 4 9.9 9.9 10.0
26 Jun 2026
16 Flourishglobal Peptide A 4 9.9 9.9 10.0
18 Jun 2026
17 Chinese Peptide Company A 4 9.9 9.9 9.9
28 Jun 2026
18 Asymchem A 4 9.9 9.9 10.0
25 May 2026
19 Hubei Jianxiang A 3 9.9 9.9 10.0
22 Jun 2026
20 Shanghai Sigma Audley A 3 9.9 9.9 10.0
24 Jul 2026
21 Thermo Fisher Scientific A 3 9.9 9.9 10.0
23 Jul 2026
22 Shanghai ERP Biotechnology A 2 9.9 9.9 9.9
2 Jun 2026
23 Mokemei Biotechnology A 2 9.9 9.9 10.0
16 Jun 2026
24 Glbiochem (Shanghai) A 6 8.9 8.3 10.0
24 May 2026
25 Nantong Guangyuan Chemical GYC A 7 8.7 7.2 10.0
24 May 2026
26 Shanghai Sigma Audley SSA A 7 8.5 7.8 9.4
24 May 2026
27 Wuhan Wansheng Bio (WWB) A 7 8.3 7.4 8.9
21 May 2026
28 Qingdao Sigma Chemical QSC A 4 8.2 6.5 10.0
24 May 2026
29 YB Peptide X 1 10.0 10.0 10.0
3 Jul 2025
30 Trusted Peptide X 1 10.0 10.0 10.0
6 May 2025
31 PurePeptides X 1 9.6 9.6 9.6
14 Jan 2025
32 Kits4less X 1 9.3 9.3 9.3
6 May 2025
33 Shandong Nuoweiou Medical Technology Co X 1 9.3 9.3 9.3
16 Mar 2025
34 Xianhong Tong XHT Peptides X 1 8.8 8.8 8.8
20 Jun 2025
35 Champion Peptide X 1 8.7 8.7 8.7
25 Apr 2025
36 Paradigm Peptide X 1 8.6 8.6 8.6
16 Mar 2025
37 Peptide Haven X 1 8.6 8.6 8.6
2 Jul 2025
38 Peptide Partners A 4 8.2 6.7 10.0
23 May 2026
39 Mai Peptide C 5 7.9 6.6 8.5
25 May 2026
40 Precision Peptide Co A 2 7.5 7.0 8.1
20 May 2026
41 Welon Peptide Solutions X 1 7.5 7.5 7.5
21 May 2025
42 Dankang BioHealth X 1 7.4 7.4 7.4
25 Apr 2025
43 Zenith Jove Peptide ZJ X 1 7.4 7.4 7.4
2 Apr 2025
44 Bulk Peptide Supply X 1 7.4 7.4 7.4
2 Apr 2025
45 TSC Top Supplements China X 1 7.3 7.3 7.3
6 May 2025
46 Shenzhen Loga Tech LG LOGA X 1 7.3 7.3 7.3
2 Jul 2025
47 Yimei B 4 7.1 5.5 9.2
21 May 2026
48 HXNet C 7 7.0 5.7 8.7
24 May 2026
49 Alpha-Gen B 2 7.0 6.4 7.6
26 Jan 2026
50 Pura Peptides X 1 6.9 6.9 6.9
2 Jul 2025
51 Forever Young Pharmacy A 2 6.8 4.5 9.2
21 May 2026
52 Hangzhou Mandy Biotechnology X 1 6.6 6.6 6.6
25 Apr 2025
53 M-Peptides X 1 6.4 6.4 6.4
7 May 2025
54 Hebei Rimao Technology C 3 6.3 5.3 6.9
20 May 2026
55 ZhuoYan lab C 2 6.0 5.3 6.8
25 May 2026
56 Royal Peptides B 2 5.9 4.4 7.4
17 May 2026
57 Prime Peptides X 1 5.8 5.8 5.8
3 Jul 2025
58 Guangzhou Lengiuanhuang Cosmetics X 1 5.7 5.7 5.7
21 May 2025
59 Peptronix Bio PTB X 1 5.4 5.4 5.4
27 Feb 2025
60 Peptide Crafters X 1 5.3 5.3 5.3
3 Jun 2025
61 Top Peptide X 1 5.3 5.3 5.3
13 Feb 2025
62 Accelerate Labs X 1 5.1 5.1 5.1
24 Apr 2025
63 Amplified Amino X 1 4.4 4.4 4.4
28 Mar 2025
64 Haikou Mingheng Biotechnology X 1 4.4 4.4 4.4
2 Apr 2025
65 PurePEPS X 1 4.3 4.3 4.3
20 Jun 2025
66 Peptides 4 Research X 1 4.3 4.3 4.3
13 Feb 2025
67 Hybiopeptides X 1 2.6 2.6 2.6
13 Feb 2025
68 SubQ Society X 1 2.2 2.2 2.2
11 Jun 2025
69 Hebei Chengtong Technology X 1 1.1 1.1 1.1
2 Apr 2025
70 Marvel Peptide X 1 0.0 0.0 0.0
14 Jan 2025