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Vendor grade distribution

73 vendors · 28 flagged D–E
32
A
2
B
11
C
7
D
21
E
# Vendor Rating Count Avg Min Max Range 0–10 Most Recent
1 Homopeptide A 6 10.0 9.9 10.0
24 May 2026
2 Tianjin Finder Chemical TFC A 4 10.0 9.9 10.0
16 Apr 2026
3 Sangon Bio A 4 10.0 9.9 10.0
23 Jun 2026
4 Hybio Pharmaceutical A 4 10.0 10.0 10.0
15 Aug 2026
5 Shanghai ERP Biotechnology A 3 10.0 10.0 10.0
18 Jun 2026
6 Kerui Peptides A 3 10.0 9.9 10.0
5 Jul 2026
7 Hubei Jianxiang A 3 10.0 9.9 10.0
5 Jun 2026
8 GenScript Peptides A 3 10.0 9.9 10.0
16 Jul 2026
9 Sigma-Aldrich A 3 10.0 9.9 10.0
11 Aug 2026
10 PolyPeptide Group A 3 10.0 9.9 10.0
6 May 2026
11 Thermo Fisher Scientific A 3 10.0 9.9 10.0
27 May 2026
12 SinoPep A 3 10.0 9.9 10.0
13 Jul 2026
13 Pure Tested Peptides A 2 10.0 10.0 10.0
17 May 2026
14 Flourishglobal Peptide A 2 10.0 10.0 10.0
15 Mar 2026
15 QYAOBIO A 4 9.9 9.9 10.0
27 Jun 2026
16 Bachem A 4 9.9 9.9 10.0
6 Jun 2026
17 WuXi TIDES A 4 9.9 9.9 10.0
5 Jul 2026
18 Chinese Peptide Company A 3 9.9 9.9 10.0
9 Apr 2026
19 AmbioPharm A 3 9.9 9.9 10.0
9 May 2026
20 JEEP Peptides A 2 9.9 9.9 10.0
9 Jul 2026
21 Mokemei Biotechnology A 2 9.9 9.9 10.0
26 Jun 2026
22 Shanghai Wibson Biotechnology A 2 9.9 9.9 9.9
4 Jun 2026
23 Shanghai Sigma Audley A 2 9.9 9.9 10.0
2 Apr 2026
24 Asymchem A 2 9.9 9.9 10.0
10 Jul 2026
25 Wuhan Wansheng Bio (WWB) A 8 9.1 7.7 10.0
24 May 2026
26 NuLife Peptides A 2 9.1 8.9 9.3
24 May 2026
27 Nantong Guangyuan Chemical GYC A 4 8.9 8.5 9.2
23 May 2026
28 Shanghai Sigma Audley SSA A 6 8.8 7.6 10.0
23 May 2026
29 Qingdao Sigma Chemical QSC A 3 8.7 7.9 9.8
25 May 2026
30 Glbiochem (Shanghai) A 8 8.5 7.6 10.0
21 May 2026
31 Atomik Labz A 5 8.3 7.2 9.5
25 Sep 2025
32 Bulk Peptide Wholesale A 2 7.5 7.0 8.0
19 May 2026
33 Qing Li Peptide B 14 7.3 5.3 10.0
25 May 2026
34 Zhejiang Yichenkang Biotechnology B 5 7.0 5.3 7.9
4 Aug 2025
35 Skye Peptides C 7 6.9 4.3 8.2
20 May 2025
36 Forever Young Pharmacy C 5 6.9 5.0 8.9
21 Feb 2025
37 Verified Peptides C 5 6.8 4.1 8.4
21 Feb 2025
38 Peptide Partners C 9 6.7 4.3 9.4
20 May 2026
39 Polaris Peptides C 4 6.5 4.1 7.4
21 Feb 2025
40 Injectify C 7 6.4 4.7 7.0
16 Jun 2025
41 Coastal Peptides C 5 6.2 5.0 8.0
20 Mar 2025
42 NextechLabs C 4 5.9 4.4 7.6
20 Mar 2025
43 Amino Asylum C 2 5.6 4.7 6.6
21 Feb 2025
44 Simple Peptide C 3 5.4 4.2 7.9
30 Apr 2025
45 Nexaph C 6 5.3 4.7 6.8
6 Nov 2025
46 Accelerate Labs D 4 6.8 3.6 10.0
16 May 2025
47 Peptide Crafters D 4 5.0 4.3 5.9
20 Mar 2025
48 Alpha-Gen D 5 4.9 3.6 6.6
20 May 2025
49 Limitless Life Nootropics D 8 4.6 3.8 6.7
21 Feb 2025
50 Pure Rawz D 4 4.6 4.0 5.5
20 May 2025
51 Planet Peptide D 4 4.4 3.6 6.5
21 Feb 2025
52 Nuscience Peptides D 3 4.1 3.8 4.4
5 May 2025
53 Uther E 5 5.8 0.0 10.0
25 May 2026
54 HK Peptides E 8 5.4 0.0 7.9
21 May 2026
55 Reta-Peptide E 6 5.2 0.0 9.9
26 Jan 2026
56 Paramount Peptides E 9 4.9 2.2 6.8
20 May 2025
57 Peptide Gurus E 6 4.9 2.8 7.3
21 Mar 2025
58 Elite Research USA E 10 4.6 1.4 8.0
4 Aug 2025
59 Peptide Sciences E 10 4.3 2.0 7.1
20 May 2026
60 Prime Peptides E 3 4.0 1.0 10.0
3 Jul 2025
61 SRY Labs E 4 3.9 0.4 5.3
21 Aug 2025
62 Astro Peptides E 8 3.8 1.8 5.7
5 May 2025
63 Amino Amigos E 7 3.8 2.7 5.7
20 Mar 2025
64 Peptides 4 Research E 4 3.7 3.1 4.2
20 May 2025
65 Deuschem E 4 3.7 2.1 4.7
4 Aug 2025
66 Oasis Peptides E 2 3.6 2.3 4.9
23 Jan 2025
67 Pharma Grade Peptides E 2 2.9 2.9 2.9
7 May 2025
68 Peptides For Sale E 4 2.0 2.0 2.0
20 Mar 2025
69 Loti Labs E 5 1.5 1.1 2.0
5 May 2025
70 Liberty Peptides E 2 1.1 1.1 1.2
5 May 2025
71 Suaway Lab Research E 5 0.9 0.0 1.8
20 May 2025
72 Swiss Chems E 3 0.9 0.8 1.0
5 May 2025
73 PeptiLab Research E 3 0.0 0.0 0.0
20 May 2025