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Vendor grade distribution

88 vendors · 1 flagged D–E
33
A
4
B
2
C
0
D
1
E
48
X
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 6 10.0 9.9 10.0
23 May 2026
2 Sangon Bio A 4 10.0 9.9 10.0
25 Apr 2026
3 Kerui Peptides A 4 10.0 10.0 10.0
2 Jul 2026
4 Shanghai Sigma Audley A 4 10.0 10.0 10.0
7 Jun 2026
5 Thermo Fisher Scientific A 4 10.0 9.9 10.0
4 Jun 2026
6 JEEP Peptides A 3 10.0 9.9 10.0
14 May 2026
7 Hubei Jianxiang A 3 10.0 9.9 10.0
17 Jun 2026
8 Flourishglobal Peptide A 3 10.0 10.0 10.0
22 May 2026
9 Chinese Peptide Company A 3 10.0 10.0 10.0
4 Jul 2026
10 WuXi TIDES A 3 10.0 10.0 10.0
15 Jun 2026
11 Hybio Pharmaceutical A 3 10.0 10.0 10.0
10 Jul 2026
12 Sigma-Aldrich A 3 10.0 9.9 10.0
26 Jul 2026
13 PolyPeptide Group A 3 10.0 10.0 10.0
6 Aug 2026
14 Bachem A 2 10.0 10.0 10.0
17 Apr 2026
15 Tianjin Finder Chemical TFC A 7 9.9 9.9 10.0
16 Apr 2026
16 Shanghai ERP Biotechnology A 4 9.9 9.9 10.0
1 Jul 2026
17 Mokemei Biotechnology A 4 9.9 9.9 10.0
16 Apr 2026
18 GenScript Peptides A 4 9.9 9.9 10.0
1 Aug 2026
19 SinoPep A 4 9.9 9.9 10.0
1 Jun 2026
20 Asymchem A 4 9.9 9.9 10.0
11 Aug 2026
21 AmbioPharm A 3 9.9 9.9 10.0
20 Jul 2026
22 QYAOBIO A 2 9.9 9.9 10.0
28 Jun 2026
23 Shanghai Wibson Biotechnology A 2 9.9 9.9 9.9
19 Jun 2026
24 Qingdao Sigma Chemical QSC A 7 9.1 7.4 10.0
25 May 2026
25 Glbiochem (Shanghai) A 5 8.9 8.2 9.7
23 May 2026
26 Wuhan Wansheng Bio (WWB) A 7 8.4 6.6 10.0
23 May 2026
27 Nantong Guangyuan Chemical GYC A 3 8.3 6.9 9.3
23 May 2026
28 Shanghai Sigma Audley SSA A 5 8.2 6.9 9.8
24 May 2026
29 ZZQ Peptides E 2 6.7 5.5 7.8
20 May 2026
30 TCI X 1 10.0 10.0 10.0
27 Feb 2025
31 Bulk Peptide Wholesale X 1 9.7 9.7 9.7
28 Mar 2025
32 Orbitrex Peptides X 1 9.3 9.3 9.3
17 Dec 2024
33 Forever Young Pharmacy X 1 8.8 8.8 8.8
28 Mar 2025
34 Lux Synth Aminos X 1 8.8 8.8 8.8
20 Jun 2025
35 Astro Peptides X 1 8.6 8.6 8.6
20 Jun 2025
36 Hunan GoodPeptides Biotech Co X 1 8.6 8.6 8.6
21 May 2025
37 HkRoids X 1 8.2 8.2 8.2
25 Apr 2025
38 Huayi Biotechnology X 1 8.2 8.2 8.2
13 Feb 2025
39 Cellupep X 1 8.1 8.1 8.1
16 Mar 2025
40 Science X 1 8.0 8.0 8.0
16 Mar 2025
41 ZhuoYan lab C 3 7.9 6.9 9.5
19 Jan 2026
42 Pure Tested Peptides X 1 7.9 7.9 7.9
13 Jun 2025
43 Champion Peptide X 1 7.5 7.5 7.5
11 Jun 2025
44 M-Peptides X 1 7.4 7.4 7.4
24 Apr 2025
45 Quenna PMQ X 1 7.3 7.3 7.3
24 Apr 2025
46 Zen Peptides X 1 7.3 7.3 7.3
9 Jun 2025
47 BeiBangAn X 1 7.3 7.3 7.3
13 Feb 2025
48 Glamgurcraft Innovations Foreign Trade X 1 7.3 7.3 7.3
20 Jun 2025
49 Zztai Peptide X 1 7.2 7.2 7.2
11 Jun 2025
50 Regenerative Research X 1 7.2 7.2 7.2
11 Jun 2025
51 Oupeptide A 8 7.1 5.8 9.3
21 May 2026
52 Heman Peptide HM A 2 7.0 6.4 7.5
21 May 2026
53 OmegAmino X 1 7.0 7.0 7.0
17 Dec 2024
54 Shanghai Baoju X 1 6.9 6.9 6.9
14 Jan 2025
55 Dragon Pharma X 1 6.9 6.9 6.9
13 Jun 2025
56 Paramount Peptides A 3 6.8 6.4 7.5
21 May 2026
57 Risynth Bio X 1 6.8 6.8 6.8
27 Feb 2025
58 Xingtai Lesda Technology X 1 6.7 6.7 6.7
17 Dec 2024
59 Peptidology X 1 6.7 6.7 6.7
21 May 2025
60 Zhejiang Yichenkang Biotechnology B 3 6.6 6.0 7.6
24 May 2026
61 Qing Li Peptide A 8 6.5 5.2 8.3
20 May 2026
62 Peptide Technologies X 1 6.5 6.5 6.5
3 Jun 2025
63 Zhang TY X 1 6.5 6.5 6.5
24 Apr 2025
64 LN Peptides X 1 6.4 6.4 6.4
8 Jul 2025
65 Limitless Life Nootropics B 2 6.3 5.7 6.9
26 Jan 2026
66 ZLZ Peptide A 8 6.1 3.9 8.2
20 May 2026
67 Allen Biotechnology Co ABC B 3 6.0 5.0 7.1
25 May 2026
68 Qingdao Saber Technology Pharma QST X 1 5.9 5.9 5.9
2 Jul 2025
69 Welon Peptide Solutions X 1 5.8 5.8 5.8
2 Jul 2025
70 Alimo Peptide X 1 5.7 5.7 5.7
13 Jun 2025
71 HXNet C 8 5.5 4.7 6.8
24 May 2026
72 PeptiSlim X 1 5.5 5.5 5.5
2 Jul 2025
73 Pharma Grade Peptides X 1 5.5 5.5 5.5
14 Jan 2025
74 Amino Asylum X 1 5.4 5.4 5.4
14 Jan 2025
75 Nanjing Xiyuxun Technology XYX X 1 5.4 5.4 5.4
24 Apr 2025
76 PeptiLab Research X 1 5.1 5.1 5.1
21 May 2025
77 Richards Biotech Simply Richards X 1 5.0 5.0 5.0
2 Jul 2025
78 Platinum Cryo B 2 4.9 4.6 5.3
24 May 2026
79 Shenzhen Jiechuang Trading X 1 4.3 4.3 4.3
7 May 2025
80 Shaanxi Dideu Medichem X 1 4.2 4.2 4.2
9 Jun 2025
81 Swiss Chems X 1 4.2 4.2 4.2
16 Mar 2025
82 WllyBIO X 1 4.2 4.2 4.2
2 Apr 2025
83 Yongkang Nuoao Trading Co X 1 4.0 4.0 4.0
6 May 2025
84 Hangzhou Youngpeptide Biotechnology HYB X 1 4.0 4.0 4.0
13 Jun 2025
85 Liberty Peptides X 1 3.5 3.5 3.5
7 May 2025
86 PepLab Solutions X 1 0.2 0.2 0.2
21 May 2025
87 LOOKBiotech X 1 0.0 0.0 0.0
27 Feb 2025
88 Advanced Technology and Industrial X 1 0.0 0.0 0.0
11 Jun 2025