Independent. Unbiased. Unsponsored.

Peptide vendors, ranked.

Every vendor we track, scored across the peptides they sell. Aggregated from independent testing programs and vendor-published COAs, sentiment from r/Peptides community, COAs from vendor publications. How we score.

Vendors tracked

1,982

Lab reports aggregated

9,872

Peptides covered

Last sync

2026-10-19

#	Vendor	Type	Grade	Score	Peptides	Tests	COA	Updated	Profile
31	Yidan Biotech	—	B+	8.4	3	17	none	2026-10-12	Yidan Biotech review →
32	Golden Eagle	—	B+	8.4	6	18	none	2026-10-19	Golden Eagle review →
33	Steady Meds	—	B+	8.4	6	21	none	2026-10-05	Steady Meds review →
34	Baohua Dongnuo Biotechnology BHD	—	B+	8.4	7	13	none	2026-10-19	Baohua Dongnuo Biotechnology BHD review →
35	Junli Peptide	—	B+	8.4	2	7	none	2026-09-28	Junli Peptide review →
36	MT Meipept	—	B+	8.4	3	18	none	2026-09-28	MT Meipept review →
37	PeptiAtlas	—	B+	8.4	6	7	none	2026-09-28	PeptiAtlas review →
38	ZLZ Peptide	—	B+	8.4	17	290	none	2026-10-12	ZLZ Peptide review →
39	Shanghai ERP peptide Biotechnology	—	B+	8.4	15	126	none	2026-10-05	Shanghai ERP peptide Biotechnology review →
40	Lipeptides	—	B+	8.4	14	56	none	2026-09-28	Lipeptides review →
41	Andy Peps Studio	—	B+	8.4	10	39	none	2026-10-19	Andy Peps Studio review →
42	Changsha Xjun Technology	—	B+	8.4	5	6	none	2026-10-19	Changsha Xjun Technology review →
43	Guangzhou Jeep Biotechnology JEEP	—	B+	8.3	8	45	none	2026-10-19	Guangzhou Jeep Biotechnology JEEP review →
44	Kangshengda Technology	—	B+	8.3	1	5	none	2026-09-28	Kangshengda Technology review →
45	Saiyan Med	—	B+	8.3	4	6	none	2026-07-23	Saiyan Med review →
46	Konors Peptide	—	B+	8.3	3	5	none	2026-09-28	Konors Peptide review →
47	Qingdao VitaConin International Trading	—	B+	8.3	1	5	none	2026-10-05	Qingdao VitaConin International Trading review →
48	HealthTide Biotech	—	B+	8.3	5	17	none	2026-09-28	HealthTide Biotech review →
49	Maddox Research	—	B+	8.3	5	5	none	2026-09-28	Maddox Research review →
50	Hainan Flying International Trade	—	B+	8.3	1	5	none	2026-09-21	Hainan Flying International Trade review →
51	Mia Peptide	—	B+	8.3	3	6	none	2026-09-28	Mia Peptide review →
52	Shanghai JinBei Chemical Technology	Manufacturer	B+	8.3	6	34	limited	2026-10-05	Shanghai JinBei Chemical Technology review →
53	Shandong Shengyuan Peptide Technology	—	B+	8.3	7	33	none	2026-10-05	Shandong Shengyuan Peptide Technology review →
54	Tirz Peptide	—	B+	8.3	2	8	none	2026-10-12	Tirz Peptide review →
55	Barn	—	B+	8.3	5	7	none	2026-10-19	Barn review →
56	Shandong Aishi Biotechnology	—	B+	8.3	8	84	none	2026-10-05	Shandong Aishi Biotechnology review →
57	Bopeptide Biotechnology	—	B+	8.3	6	8	none	2026-10-19	Bopeptide Biotechnology review →
58	Hunan Ruiwang Technology Center	—	B+	8.2	7	22	none	2026-09-28	Hunan Ruiwang Technology Center review →
59	Peptronix Bio PTB	—	B+	8.2	8	18	none	2026-10-05	Peptronix Bio PTB review →
60	Evolve BioPep	—	B+	8.2	4	11	none	2026-10-19	Evolve BioPep review →

← Prev Page 2 of 61 Next →

1,830 vendors listed — graded vendors first; "not yet graded" profiles are tracked and awaiting independent lab data. Composite scores reflect lab quality, sentiment, COA transparency, reliability, and price. How we score.