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Peptides / PT-141

PT-141

392 listings from 306 vendors, from $0.48/mg. 16 of 30 independent lab tests passed. Prices checked .

Built for researchers comparing PT-141 vendors before they buy. It is sold for research in many vial sizes and pack counts, so the listings below are ranked by US dollars per milligram rather than sticker price. A low price per mg says nothing about what is in the vial: the lab column shows whether each vendor has passed an independent test, and the methodology explains what a pass means. Published research on PT-141: PubMed. For research use only; not medical advice.

Lab results by vendor (18)
VendorPassedFailedTestsLatest
Peptidology3032025-08-11
Verified Peptides2242025-05-07
Biolongevity Labs2022025-08-12
Bulk Peptide Wholesale2022026-08-28
Biolabshop Limited1122025-08-12
Peptide Technologies1122025-03-16
Pharma Grade Peptides1122025-05-07
Atomik Labz1012025-05-21
Qing Li Peptide1012026-09-04
Reta-Peptide1012026-08-15
Shanxi Qianyecao Biotech QYC1012026-09-05
Pure Tested Peptides0222026-01-26
Science0222025-05-21
Amino Asylum0112025-03-16
BioPrecise LLC0012026-08-03
Deuschem0112025-08-04
NuLife Peptides0112026-05-06
Oupeptide0112026-07-13

392 listings

PT-141: quick answers

What is the cheapest PT-141 per mg?

Hangzhou Mandy Biotechnology, at $0.480/mg: $48 for 10 mg × 10 as of 2026-10-19. Prices are the vendor’s own, converted to USD.

Which PT-141 vendors passed an independent lab test?

11 of 18 tested vendors passed at least one test: Peptidology, Verified Peptides, Biolongevity Labs, Bulk Peptide Wholesale, Biolabshop Limited, Peptide Technologies, Pharma Grade Peptides, Atomik Labz, Qing Li Peptide, Reta-Peptide, Shanxi Qianyecao Biotech QYC.

How many vendors sell PT-141?

306 vendors, with 392 listings between them as of 2026-10-19.

Where do the lab results and vendor scores come from?

From Finnrick's independent lab testing; this site is not affiliated with Finnrick or any vendor. The methodology page explains the score, what “passed” means and how price per mg is worked out.

How scores, lab results and price per mg work