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Vendor grade distribution

75 vendors · 1 flagged D–E
34
A
3
B
1
C
1
D
0
E
36
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 6 10.0 9.9 10.0
21 May 2026
2 Tianjin Finder Chemical TFC A 6 10.0 9.9 10.0
16 Apr 2026
3 Asymchem A 4 10.0 10.0 10.0
25 Jul 2026
4 Shanghai Sigma Audley A 3 10.0 9.9 10.0
8 Jul 2026
5 Hybio Pharmaceutical A 3 10.0 9.9 10.0
18 Jun 2026
6 Sangon Bio A 2 10.0 10.0 10.0
11 May 2026
7 QYAOBIO A 2 10.0 10.0 10.0
25 Apr 2026
8 JEEP Peptides A 2 10.0 10.0 10.0
6 Jul 2026
9 Bachem A 2 10.0 10.0 10.0
28 Jun 2026
10 PolyPeptide Group A 2 10.0 10.0 10.0
7 Jun 2026
11 Kerui Peptides A 4 9.9 9.9 10.0
10 Jun 2026
12 Mokemei Biotechnology A 4 9.9 9.9 10.0
10 Mar 2026
13 WuXi TIDES A 4 9.9 9.9 10.0
11 May 2026
14 SinoPep A 4 9.9 9.9 10.0
23 Jul 2026
15 Shanghai Wibson Biotechnology A 3 9.9 9.9 10.0
11 Jul 2026
16 Chinese Peptide Company A 3 9.9 9.9 9.9
16 Jun 2026
17 GenScript Peptides A 3 9.9 9.9 9.9
12 Jun 2026
18 Shanghai ERP Biotechnology A 2 9.9 9.9 9.9
5 Jul 2026
19 Hubei Jianxiang A 2 9.9 9.9 10.0
4 Jul 2026
20 Flourishglobal Peptide A 2 9.9 9.9 10.0
14 Mar 2026
21 Sigma-Aldrich A 2 9.9 9.9 9.9
12 May 2026
22 Thermo Fisher Scientific A 2 9.9 9.9 10.0
2 Aug 2026
23 AmbioPharm A 2 9.9 9.9 10.0
5 Jul 2026
24 Nantong Guangyuan Chemical GYC A 2 9.7 9.4 9.9
24 May 2026
25 Qingdao Sigma Chemical QSC A 6 8.9 8.2 9.6
25 May 2026
26 Glbiochem (Shanghai) A 6 8.6 6.1 9.9
24 May 2026
27 Wuhan Wansheng Bio (WWB) A 5 8.3 7.6 9.0
24 May 2026
28 Shanghai Sigma Audley SSA A 5 8.1 7.4 9.2
21 May 2026
29 TCI X 1 10.0 10.0 10.0
20 Jun 2025
30 Xianhong Tong XHT Peptides X 1 9.5 9.5 9.5
20 Jun 2025
31 Huaian Hanyou Peptide X 1 9.5 9.5 9.5
2 Apr 2025
32 Peptronix Bio PTB X 1 9.3 9.3 9.3
25 Apr 2025
33 Yimei X 1 9.2 9.2 9.2
7 May 2025
34 Hazel X 1 9.2 9.2 9.2
2 Jul 2025
35 Henan Sahe Peptide X 1 8.9 8.9 8.9
3 Jun 2025
36 Pharma Grade Peptides X 1 8.7 8.7 8.7
21 May 2025
37 Peptidology X 1 8.4 8.4 8.4
7 May 2025
38 Lux Synth Aminos X 1 8.3 8.3 8.3
6 May 2025
39 Golden Eagle X 1 8.3 8.3 8.3
2 Apr 2025
40 Shanxi Qianyecao Biotech QYC D 5 8.2 5.4 10.0
21 May 2026
41 Lisa Biopeptide X 1 8.2 8.2 8.2
3 Jul 2025
42 Nexaph B 2 8.1 7.1 9.2
23 May 2026
43 Regenerative Research X 1 8.1 8.1 8.1
20 Jun 2025
44 Pure Tested Peptides X 1 8.1 8.1 8.1
21 May 2025
45 AKS Chem X 1 7.6 7.6 7.6
6 May 2025
46 Royal Peptides X 1 7.6 7.6 7.6
9 Jun 2025
47 Amino Asylum X 1 7.5 7.5 7.5
7 May 2025
48 EHZ Peptides X 1 7.5 7.5 7.5
2 Apr 2025
49 Liberty Peptides X 1 7.5 7.5 7.5
2 Apr 2025
50 Coastal Peptides A 2 7.1 6.9 7.3
19 Jan 2026
51 Alpha-Gen X 1 7.1 7.1 7.1
13 Jun 2025
52 Bio Pepz X 1 7.0 7.0 7.0
3 Jun 2025
53 Bfflink X 1 6.8 6.8 6.8
2 Apr 2025
54 Qingdao Saber Technology Pharma QST X 1 6.6 6.6 6.6
6 May 2025
55 Simple Peptide A 2 6.5 5.3 7.8
21 May 2026
56 Hangzhou Youngpeptide Biotechnology HYB X 1 6.5 6.5 6.5
2 Jul 2025
57 Tianjin Ruiwang New Material Technology Co A 4 6.4 5.4 7.4
20 May 2026
58 Shanghai Wibson Biotechnology WBS X 1 6.4 6.4 6.4
13 Feb 2025
59 TSC Top Supplements China C 5 6.2 5.7 6.8
24 May 2026
60 Paramount Peptides A 6 5.9 3.5 8.0
25 May 2026
61 Peptide Worldwide X 1 5.9 5.9 5.9
24 Apr 2025
62 Astro Peptides A 2 5.5 5.0 6.0
26 Jan 2026
63 Quenna PMQ X 1 5.4 5.4 5.4
28 Mar 2025
64 Platinum Cryo B 2 5.0 4.4 5.6
25 May 2026
65 PeptiLab Research X 1 4.1 4.1 4.1
8 Jul 2025
66 Peptide Gurus B 3 3.6 2.0 5.9
23 May 2026
67 Welon Peptide Solutions X 1 3.6 3.6 3.6
3 Jun 2025
68 Precision Peptide Co A 2 3.5 1.4 5.6
25 May 2026
69 Guangzhou Lengiuanhuang Cosmetics X 1 2.5 2.5 2.5
17 Dec 2024
70 Lejian Biotech Peptide X 1 2.1 2.1 2.1
14 Jan 2025
71 Swiss Chems X 1 1.8 1.8 1.8
13 Feb 2025
72 NuLife Peptides X 1 1.7 1.7 1.7
27 Feb 2025
73 Biolabshop Limited X 1 1.3 1.3 1.3
3 Jun 2025
74 Coffee and Peppers X 1 0.6 0.6 0.6
25 Apr 2025
75 Weifang Xingbei International Trade X 1 0.0 0.0 0.0
6 May 2025