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Vendor grade distribution

51 vendors · 1 flagged D–E
33
A
1
B
0
C
1
D
0
E
16
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 Homopeptide A 5 10.0 9.9 10.0
24 May 2026
3 Mokemei Biotechnology A 4 10.0 9.9 10.0
25 Jun 2026
4 Shanghai Wibson Biotechnology A 4 10.0 9.9 10.0
9 Jul 2026
5 JEEP Peptides A 3 10.0 9.9 10.0
26 May 2026
6 WuXi TIDES A 3 10.0 9.9 10.0
28 Jun 2026
7 Hybio Pharmaceutical A 3 10.0 9.9 10.0
2 Jul 2026
8 Thermo Fisher Scientific A 3 10.0 10.0 10.0
15 Aug 2026
9 Kerui Peptides A 2 10.0 10.0 10.0
2 Jul 2026
10 Flourishglobal Peptide A 2 10.0 10.0 10.0
4 Apr 2026
11 Asymchem A 2 10.0 10.0 10.0
28 May 2026
12 Shanghai ERP Biotechnology A 4 9.9 9.9 10.0
6 Jun 2026
13 Hubei Jianxiang A 4 9.9 9.9 10.0
12 May 2026
14 AmbioPharm A 4 9.9 9.9 10.0
1 Aug 2026
15 Chinese Peptide Company A 3 9.9 9.9 9.9
26 May 2026
16 PolyPeptide Group A 3 9.9 9.9 10.0
4 Aug 2026
17 Sangon Bio A 2 9.9 9.9 10.0
19 May 2026
18 QYAOBIO A 2 9.9 9.9 10.0
4 May 2026
19 Bachem A 2 9.9 9.9 10.0
19 Mar 2026
20 Shanghai Sigma Audley A 2 9.9 9.9 10.0
26 Jun 2026
21 GenScript Peptides A 2 9.9 9.9 10.0
25 May 2026
22 Sigma-Aldrich A 2 9.9 9.9 10.0
4 Aug 2026
23 SinoPep A 2 9.9 9.9 9.9
10 Aug 2026
24 Glbiochem (Shanghai) A 3 9.0 8.3 9.6
24 May 2026
25 Shanghai Sigma Audley SSA A 8 8.6 6.8 10.0
24 May 2026
26 Qingdao Sigma Chemical QSC A 3 8.6 7.8 9.1
24 May 2026
27 Wuhan Wansheng Bio (WWB) A 5 8.5 6.6 10.0
21 May 2026
28 Nantong Guangyuan Chemical GYC A 3 8.4 7.7 9.6
24 May 2026
29 Verified Peptides X 1 10.0 10.0 10.0
16 Mar 2025
30 PeptiAtlas X 1 10.0 10.0 10.0
6 May 2025
31 Trusted Peptide X 1 9.8 9.8 9.8
11 Jun 2025
32 Huaian Hanyou Peptide X 1 9.0 9.0 9.0
11 Jun 2025
33 Hunan Ruiwang Technology Center X 1 8.6 8.6 8.6
17 Dec 2024
34 Bulk Peptide Supply X 1 8.3 8.3 8.3
7 May 2025
35 Oupeptide A 10 7.6 6.0 9.8
17 May 2026
36 Qingdao Hongshengda Trading X 1 7.6 7.6 7.6
28 Mar 2025
37 Injectify X 1 7.5 7.5 7.5
28 Mar 2025
38 Zhejiang Yichenkang Biotechnology X 1 7.4 7.4 7.4
13 Feb 2025
39 Quenna PMQ X 1 7.0 7.0 7.0
6 May 2025
40 Science X 1 6.8 6.8 6.8
16 Mar 2025
41 Peptide Sciences A 12 6.6 4.1 8.8
24 May 2026
42 Astro Peptides A 2 6.5 4.1 8.9
21 May 2026
43 Forever Young Pharmacy X 1 6.0 6.0 6.0
24 Apr 2025
44 Loti Labs A 3 5.7 4.8 6.9
24 May 2026
45 Liberty Peptides X 1 5.3 5.3 5.3
2 Jul 2025
46 LN Peptides B 2 5.2 3.6 6.8
17 May 2026
47 PeptiLab Research X 1 5.2 5.2 5.2
16 Mar 2025
48 Hangzhou Mandy Biotechnology X 1 4.8 4.8 4.8
2 Jul 2025
49 Coastal Peptides A 2 4.4 4.0 4.8
24 May 2026
50 Peptides For Sale D 2 2.1 0.8 3.4
21 May 2026
51 Hebei Chengtong Technology X 1 0.0 0.0 0.0
28 Mar 2025