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

Vendor grade distribution

91 vendors · 2 flagged D–E
39
A
1
B
5
C
1
D
1
E
44
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 Tianjin Finder Chemical TFC A 6 10.0 9.9 10.0
16 Apr 2026
3 Sangon Bio A 4 10.0 10.0 10.0
27 Jun 2026
4 Mokemei Biotechnology A 4 10.0 9.9 10.0
18 Jun 2026
5 Flourishglobal Peptide A 4 10.0 9.9 10.0
8 Jun 2026
6 Chinese Peptide Company A 4 10.0 9.9 10.0
21 Apr 2026
7 Shanghai Sigma Audley A 4 10.0 10.0 10.0
24 Jun 2026
8 GenScript Peptides A 4 10.0 9.9 10.0
24 Jul 2026
9 PolyPeptide Group A 4 10.0 9.9 10.0
25 Jun 2026
10 Thermo Fisher Scientific A 4 10.0 10.0 10.0
8 Jul 2026
11 JEEP Peptides A 3 10.0 9.9 10.0
1 Jul 2026
12 Hubei Jianxiang A 3 10.0 9.9 10.0
25 Jun 2026
13 Kerui Peptides A 2 10.0 10.0 10.0
21 May 2026
14 WuXi TIDES A 5 9.9 9.9 10.0
5 Jul 2026
15 Shanghai ERP Biotechnology A 4 9.9 9.9 10.0
13 Jun 2026
16 Shanghai Wibson Biotechnology A 4 9.9 9.9 10.0
16 Jul 2026
17 Bachem A 3 9.9 9.9 9.9
4 Jul 2026
18 SinoPep A 3 9.9 9.9 9.9
16 Aug 2026
19 Asymchem A 3 9.9 9.9 10.0
17 Aug 2026
20 QYAOBIO A 2 9.9 9.9 10.0
4 Apr 2026
21 Hybio Pharmaceutical A 2 9.9 9.9 10.0
26 Jul 2026
22 Sigma-Aldrich A 2 9.9 9.9 10.0
18 Aug 2026
23 AmbioPharm A 2 9.9 9.9 10.0
28 May 2026
24 Wuhan Wansheng Bio (WWB) A 3 9.0 8.5 10.0
21 May 2026
25 Qingdao Sigma Chemical QSC A 8 8.8 7.8 10.0
24 May 2026
26 Nantong Guangyuan Chemical GYC A 7 8.6 7.5 9.9
24 May 2026
27 Glbiochem (Shanghai) A 5 8.5 7.6 9.6
24 May 2026
28 Shanghai Sigma Audley SSA A 6 8.3 6.4 9.8
25 May 2026
29 Zztai Peptide C 2 6.1 5.3 6.9
25 May 2026
30 Shanghai OuDaXin New Material Technology Center E 4 4.8 3.1 6.8
23 May 2026
31 Paradigm Peptide X 1 10.0 10.0 10.0
6 May 2025
32 Shanghai Baoju X 1 10.0 10.0 10.0
20 Jun 2025
33 Zenith Jove Peptide ZJ X 1 10.0 10.0 10.0
14 Jan 2025
34 PeptiAtlas X 1 9.1 9.1 9.1
2 Apr 2025
35 Yiwu Aozuo Trading Co A 6 8.5 7.1 9.6
25 May 2026
36 Uther A 3 8.3 7.2 9.8
21 May 2026
37 Xingtai Lesda Technology X 1 8.3 8.3 8.3
3 Jul 2025
38 HealthTide Biotech X 1 8.0 8.0 8.0
9 Jun 2025
39 Huayi Biotechnology X 1 7.9 7.9 7.9
24 Apr 2025
40 Allen Biotechnology Co ABC X 1 7.9 7.9 7.9
2 Apr 2025
41 Skye Peptides A 2 7.8 5.9 9.7
24 May 2026
42 Dankang BioHealth X 1 7.8 7.8 7.8
24 Apr 2025
43 Yimei B 5 7.7 6.8 8.2
19 Jan 2026
44 Peptide Partners A 3 7.7 7.3 8.3
21 May 2026
45 PurePEPS X 1 7.7 7.7 7.7
17 Dec 2024
46 Bulk Peptide Wholesale X 1 7.7 7.7 7.7
14 Jan 2025
47 Suaway Lab Research A 2 7.6 7.5 7.7
20 May 2026
48 Astro Peptides A 2 7.6 7.0 8.2
23 May 2026
49 Orbitrex Peptides X 1 7.6 7.6 7.6
9 Jun 2025
50 Quenna PMQ X 1 7.6 7.6 7.6
14 Jan 2025
51 Shandong Shengyuan Peptide Technology A 2 7.4 6.4 8.3
25 May 2026
52 OmegAmino X 1 7.4 7.4 7.4
13 Jun 2025
53 AKS Chem X 1 7.4 7.4 7.4
16 Mar 2025
54 YB Peptide X 1 7.3 7.3 7.3
2 Jul 2025
55 Shanxi Qianyecao Biotech QYC D 5 6.9 5.8 8.7
21 May 2026
56 Xian Yihang Technology C 4 6.9 4.7 10.0
23 May 2026
57 Planet Peptide A 3 6.9 6.1 7.9
23 May 2026
58 Liberty Peptides X 1 6.8 6.8 6.8
7 May 2025
59 Pura Peptides X 1 6.5 6.5 6.5
13 Feb 2025
60 Prime Peptides X 1 6.4 6.4 6.4
28 Mar 2025
61 Elite Research USA X 1 6.3 6.3 6.3
6 May 2025
62 Alimo Peptide X 1 6.1 6.1 6.1
25 Apr 2025
63 BeiBangAn C 3 6.0 5.4 6.4
21 May 2026
64 Oupeptide A 5 5.8 4.4 7.6
23 May 2026
65 Peptide Gurus X 1 5.6 5.6 5.6
8 Jul 2025
66 TCI X 1 5.6 5.6 5.6
13 Feb 2025
67 Hazel X 1 5.6 5.6 5.6
9 Jun 2025
68 Diju Peptides Wellness and Co X 1 5.5 5.5 5.5
17 Dec 2024
69 LSPL X 1 5.4 5.4 5.4
9 Jun 2025
70 Dragon Pharma X 1 5.4 5.4 5.4
27 Feb 2025
71 Changan District Sheng Peptide Trading X 1 5.3 5.3 5.3
3 Jun 2025
72 Amplified Amino X 1 5.3 5.3 5.3
17 Dec 2024
73 Tydes C 4 5.2 3.6 6.6
19 Jan 2026
74 PurePeptides X 1 5.2 5.2 5.2
27 Feb 2025
75 Accelerate Labs A 2 5.0 3.5 6.6
25 May 2026
76 Shenzhen Jiechuang Trading X 1 5.0 5.0 5.0
2 Jul 2025
77 Hebei Rimao Technology C 2 4.9 3.8 6.1
25 May 2026
78 Regenerative Research X 1 4.9 4.9 4.9
9 Jun 2025
79 Science X 1 4.6 4.6 4.6
16 Mar 2025
80 Guangzhou Lengiuanhuang Cosmetics X 1 4.4 4.4 4.4
27 Feb 2025
81 Wolverine Peptides X 1 4.2 4.2 4.2
11 Jun 2025
82 Deuschem X 1 4.0 4.0 4.0
25 Apr 2025
83 Coastal Peptides A 2 3.8 3.4 4.1
24 May 2026
84 Peptides For Sale X 1 2.9 2.9 2.9
6 May 2025
85 Forever Young Pharmacy X 1 2.2 2.2 2.2
3 Jun 2025
86 HK Fat Cat X 1 0.9 0.9 0.9
9 Jun 2025
87 Guangzhou Yuao Trading X 1 0.7 0.7 0.7
2 Apr 2025
88 Explicit Sarms X 1 0.0 0.0 0.0
25 Apr 2025
89 Peptide Ark X 1 0.0 0.0 0.0
17 Dec 2024
90 Marvel Peptide X 1 0.0 0.0 0.0
27 Feb 2025
91 Hebei Chengtong Technology X 1 0.0 0.0 0.0
11 Jun 2025