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Vendor grade distribution

74 vendors · 0 flagged D–E
36
A
4
B
0
C
0
D
0
E
34
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 5 10.0 9.9 10.0
16 Apr 2026
3 Mokemei Biotechnology A 4 10.0 9.9 10.0
14 Jul 2026
4 Shanghai Wibson Biotechnology A 4 10.0 10.0 10.0
21 Jun 2026
5 Chinese Peptide Company A 4 10.0 9.9 10.0
24 Jun 2026
6 Shanghai Sigma Audley A 4 10.0 10.0 10.0
26 Jun 2026
7 WuXi TIDES A 4 10.0 10.0 10.0
22 Jun 2026
8 Thermo Fisher Scientific A 4 10.0 9.9 10.0
2 Aug 2026
9 Asymchem A 4 10.0 9.9 10.0
15 Aug 2026
10 Hybio Pharmaceutical A 3 10.0 10.0 10.0
6 Jul 2026
11 Sigma-Aldrich A 3 10.0 9.9 10.0
5 Jul 2026
12 Shanghai ERP Biotechnology A 2 10.0 10.0 10.0
10 Jun 2026
13 Sangon Bio A 2 10.0 10.0 10.0
6 Jun 2026
14 Bachem A 2 10.0 10.0 10.0
18 Jun 2026
15 Hubei Jianxiang A 2 10.0 10.0 10.0
16 Jun 2026
16 GenScript Peptides A 2 10.0 10.0 10.0
19 Mar 2026
17 Kerui Peptides A 4 9.9 9.9 10.0
21 Jun 2026
18 PolyPeptide Group A 3 9.9 9.9 10.0
27 Jul 2026
19 SinoPep A 3 9.9 9.9 10.0
1 Jul 2026
20 AmbioPharm A 3 9.9 9.9 10.0
28 Jul 2026
21 QYAOBIO A 2 9.9 9.9 10.0
14 Jun 2026
22 JEEP Peptides A 2 9.9 9.9 10.0
7 May 2026
23 Flourishglobal Peptide A 2 9.9 9.9 10.0
13 Apr 2026
24 Qingdao Sigma Chemical QSC A 2 9.5 9.0 10.0
24 May 2026
25 Glbiochem (Shanghai) A 7 8.7 7.8 9.8
23 May 2026
26 Shanghai Sigma Audley SSA A 6 8.7 7.3 9.5
25 May 2026
27 Nantong Guangyuan Chemical GYC A 4 8.6 7.7 9.3
24 May 2026
28 Wuhan Wansheng Bio (WWB) A 6 8.3 7.6 9.3
24 May 2026
29 Lipeptides X 1 10.0 10.0 10.0
24 Apr 2025
30 Xingtai Pukelai Technology Co X 1 9.5 9.5 9.5
8 Jul 2025
31 AKS Chem X 1 8.8 8.8 8.8
2 Jul 2025
32 Huaian Hanyou Peptide X 1 8.7 8.7 8.7
7 May 2025
33 Hunan GoodPeptides Biotech Co X 1 8.6 8.6 8.6
17 Dec 2024
34 NextechLabs A 3 8.5 7.3 9.9
24 May 2026
35 Haikou Mingheng Technology X 1 8.4 8.4 8.4
17 Dec 2024
36 Risynth Bio X 1 8.4 8.4 8.4
2 Jul 2025
37 Peptide Crafters X 1 8.3 8.3 8.3
2 Jul 2025
38 Paradigm Peptide X 1 8.2 8.2 8.2
2 Jul 2025
39 Planet Peptide A 3 8.1 6.1 10.0
26 Jan 2026
40 Amino Lair X 1 7.8 7.8 7.8
20 Jun 2025
41 Yimei B 5 7.6 6.5 10.0
19 Jan 2026
42 Top Peptide X 1 7.6 7.6 7.6
13 Feb 2025
43 Welon Peptide Solutions X 1 7.5 7.5 7.5
3 Jul 2025
44 Verified Peptides A 3 7.4 6.7 8.2
26 Jan 2026
45 Skye Peptides A 6 7.2 4.9 8.1
26 Jan 2026
46 Shandong Shengyuan Peptide Technology A 2 7.2 5.7 8.6
19 Jan 2026
47 Dankang BioHealth X 1 7.2 7.2 7.2
2 Apr 2025
48 LN Peptides X 1 7.1 7.1 7.1
21 May 2025
49 BeiBangAn X 1 7.0 7.0 7.0
24 Apr 2025
50 Nanjing Xiyuxun Technology XYX X 1 7.0 7.0 7.0
21 May 2025
51 Zhejiang Yichenkang Biotechnology B 2 6.9 6.7 7.1
21 May 2026
52 OmegAmino X 1 6.9 6.9 6.9
11 Jun 2025
53 Simple Peptide A 2 6.8 5.5 8.2
25 May 2026
54 Zhang TY X 1 6.7 6.7 6.7
13 Feb 2025
55 Paramount Peptides A 2 6.5 6.2 6.7
24 May 2026
56 HK Peptides A 9 6.3 3.6 8.0
21 May 2026
57 Pharma Grade Peptides X 1 6.2 6.2 6.2
2 Apr 2025
58 Pure Tested Peptides X 1 6.1 6.1 6.1
8 Jul 2025
59 Platinum Cryo B 2 5.3 4.6 6.0
20 May 2026
60 SRY Labs B 2 5.3 4.8 5.9
19 Jan 2026
61 Science X 1 5.3 5.3 5.3
2 Jul 2025
62 Hangzhou Youngpeptide Biotechnology HYB X 1 5.1 5.1 5.1
13 Jun 2025
63 Shandong Aishi Biotechnology X 1 5.0 5.0 5.0
2 Jul 2025
64 Hybiopeptides X 1 4.0 4.0 4.0
20 Jun 2025
65 WllyBIO X 1 4.0 4.0 4.0
7 May 2025
66 Peptides 4 Research X 1 3.8 3.8 3.8
13 Jun 2025
67 Richards Biotech Simply Richards X 1 2.7 2.7 2.7
11 Jun 2025
68 Alimo Peptide X 1 1.8 1.8 1.8
3 Jun 2025
69 PeptiLab Research X 1 1.3 1.3 1.3
16 Mar 2025
70 PepKits X 1 0.6 0.6 0.6
17 Dec 2024
71 Weifang Xingbei International Trade X 1 0.4 0.4 0.4
6 May 2025
72 Guangzhou Yuao Trading X 1 0.1 0.1 0.1
24 Apr 2025
73 Lejian Biotech Peptide X 1 0.0 0.0 0.0
24 Apr 2025
74 Marvel Peptide X 1 0.0 0.0 0.0
28 Mar 2025