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
25
Last sync
2026-10-19
#VendorTypeGradeScorePeptidesTestsCOAUpdatedProfile
301 Hunan GoodPeptides Biotech Co — — — 4 3 none 2026-09-28 Hunan GoodPeptides Biotech Co review →
302 QYA BIO China Peptides — — — 1 3 none 2026-10-05 QYA BIO China Peptides review →
303 Tianjin StarHarbor Technology — — — 1 3 none 2026-10-05 Tianjin StarHarbor Technology review →
304 Tranmoo Peptides — — — 1 3 none 2026-10-12 Tranmoo Peptides review →
305 RetaOne Labs — — — 1 3 none 2026-10-05 RetaOne Labs review →
306 Eros Peptides — — — 4 3 none 2026-10-19 Eros Peptides review →
307 Ronghui Hong Kong Biotechnology — — — 2 3 none 2026-10-05 Ronghui Hong Kong Biotechnology review →
308 RT Peptide — — — 7 3 none 2026-10-05 RT Peptide review →
309 Valor peptides — — — 1 3 none 2026-10-12 Valor peptides review →
310 Vera Research — — — 1 3 none 2026-10-12 Vera Research review →
311 Shaanxi Suke Yuancheng Biotechnology — — — 1 3 none 2026-10-05 Shaanxi Suke Yuancheng Biotechnology review →
312 Shandong Huizhihan — — — 1 3 none 2026-10-05 Shandong Huizhihan review →
313 VIVA Biotechnology — — — 4 3 none 2026-10-12 VIVA Biotechnology review →
314 Shandong Yixin Peptide — — — 1 3 none 2026-10-05 Shandong Yixin Peptide review →
315 Wanshun Peptide — — — 10 3 none 2026-10-12 Wanshun Peptide review →
316 Peptide Supply — — — 2 3 none 2026-10-05 Peptide Supply review →
317 Peptides Book — — — 2 3 none 2026-10-05 Peptides Book review →
318 Shenzhen Aurora Biotechnology — — — 1 3 none 2026-10-05 Shenzhen Aurora Biotechnology review →
319 XC Peptides — — — 1 3 none 2026-10-12 XC Peptides review →
320 Shenzhen Nuoao Technology — — — 1 3 none 2026-10-05 Shenzhen Nuoao Technology review →
321 ShiLai Peptide Technologies — — — 1 3 none 2026-10-05 ShiLai Peptide Technologies review →
322 Sigma Peptides — — — 1 3 none 2026-10-05 Sigma Peptides review →
323 Xingtai Yingpeptide Technology — — — 1 3 none 2026-10-12 Xingtai Yingpeptide Technology review →
324 Xingyue — — — 1 3 none 2026-10-12 Xingyue review →
325 Sinopep Zhengzhou Nuotai Bio — — — 1 3 none 2026-10-05 Sinopep Zhengzhou Nuotai Bio review →
326 SJ Peptides — — — 1 3 none 2026-10-05 SJ Peptides review →
327 Soren Sciences — — — 4 3 none 2026-10-05 Soren Sciences review →
328 PX Peptides — — — 1 2 none 2026-10-05 PX Peptides review →
329 Great Basin Bio Supply Research — — 1 2 per-batch 2026-10-19 Great Basin Bio Supply review →
330 Zhongkechu Peptide Linyi Biotech — — — 3 2 none 2026-10-12 Zhongkechu Peptide Linyi Biotech review →
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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.