PT-141 (Bremelanotide) 10mg
$43.00
A melanocortin receptor agonist,written both PT-141 and PT 141, and also known as bremelanotide.Tested at 99.70%, second only to BPC-157 in our lab set. Available in 10mg.
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PT-141 at 99.70%, second only to BPC-157
99.70% with Medutest. Across all seventeen compounds we’ve had tested, this is the second highest purity result, behind BPC-157 at 99.781%, and we hold that report in full and send it on request.
We’re not going to pretend a purity figure is a quality ranking across compounds, because different molecules assay differently. But on its own terms it’s a clean result and it’s verifiable.
PT-141 and the Canadian regulatory position
An approved prescription product containing bremelanotide exists in some markets. That puts this compound in a different regulatory position from most of the catalogue, and PT-141 is named in Health Canada’s published notices.
We supply it for laboratory research use only. The research use disclaimer sets out our position plainly rather than burying it.
What the PT-141 certificate covers
Identity and purity of the material in the vial. Not sterility, not endotoxin, not heavy metals, and not anything about safety in any organism.
Purity and safety are separate questions. Only one of them is answered by that number.
| Compound | PT-141 (Bremelanotide) |
|---|---|
| Molecular formula | C50H68N14O10 |
| Molecular weight | 1025.2 g/mol |
| CAS number | 189691-06-3 |
| PubChem CID | 9941379 |
| Purity | 99.70% |
| Test method | HPLC |
| Testing lab | Medutest |
| Batch | WWB-P41-9870 |
| What the assay does not cover | Sterility, endotoxin, heavy metals |
| Physical form | Lyophilised vial |
| Strengths available | 10mg |
| Diluent | Bacteriostatic water |
| Regulatory status, Canada | Named in Health Canada notices |
| Intended use | Laboratory research use only |
Sources cited above
- PubChem Compound Summary, CID 9941379, Bremelanotide. https://pubchem.ncbi.nlm.nih.gov/compound/9941379
- Kingsberg SA et al. “Bremelanotide for the Treatment of Hypoactive Sexual Desire Disorder: Two Randomized Phase 3 Trials.” Obstetrics and gynecology, 2019. doi:10.1097/aog.0000000000003500. https://pubmed.ncbi.nlm.nih.gov/31599840/
PT-141 (Bremelanotide): frequently asked questions
Direct answers on identity, testing, cost and the Canadian regulatory position. We do not publish dosing or effect claims, and one of the questions below explains why.
What is PT-141?
PT-141 (Bremelanotide) is a research compound supplied for laboratory research use only. Its verified identity data is a molecular weight of 1025.2 g/mol, CAS 189691-06-3, PubChem CID 9941379. It is listed under Sexual Health & Hormones and available in 10mg.
Is PT-141 safe?
No safety profile has been established for PT-141 (Bremelanotide), and nothing on this site should be read as saying otherwise. What we can tell you is narrower and verifiable: this lot was assayed at 99.70% by Medutest and we hold the full report and send it on request. An HPLC purity result is a statement about identity and purity in a tested lot. It does not measure sterility, endotoxin or heavy metals, and it is not a safety assessment. Health Canada has published advisories on unauthorized injectable peptides, and you should read the research use disclaimer before ordering.
Is PT-141 legal in Canada?
Health Canada regulates injectable peptides as drugs, and it has stated in writing that labelling one “for research use only” does not remove it from that regulation. The regulator has published advisories naming specific compounds, seized product from Canadian sellers, and obtained a court injunction against at least one seller. Most suppliers present research use labelling as though it settles the question. On the regulator’s own published statements, it does not, and we would rather say so than let you assume otherwise. Read the disclaimer in full.
Is PT-141 a steroid?
No. PT-141 (Bremelanotide) is a peptide, not an anabolic steroid, and the two are different classes of molecule with different structures. Its molecular weight is 1025.2 g/mol. Steroids share a four-ring carbon skeleton; peptides are chains of amino acids.
How to reconstitute PT-141?
Use the peptide calculator: enter the vial’s total mass and your target concentration, and it returns the volume of bacteriostatic water to add. That is arithmetic, not a dosing instruction, and it is the step people most often get wrong. Reconstituted material has a much shorter usable life than sealed powder.
Is PT-141 third party tested?
Yes. This lot was assayed at 99.70% by Medutest, and we hold the full report and send it on request rather than compressing it into a badge. The batch reference travels on the packing slip, which is what lets you match the vial you received to the report on the lab results index. A purity figure with no batch behind it tells you nothing about your vial.
Where to buy PT-141 in Canada?
Here, shipped across Canada, with the batch certificate reference on the packing slip. The thing worth comparing between Canadian suppliers is not price but what each one publishes: whether a third-party report exists, whether it is shown in full or reduced to a percentage, and whether it can be tied to the lot you received.
How much does PT-141 cost?
Prices are on the product page in Canadian dollars, and this product is offered in 10mg. Compare price per milligram rather than price per vial, because strengths differ between suppliers and a cheaper vial is often a smaller one. A vial with no assay and no batch reference is not the same product at a lower price, it is a different proposition.
What does PT-141 do?
We do not answer that here, and the reason is not evasiveness. Describing what a compound does, in a shop that sells it, is a therapeutic claim, and that is the line between describing a research compound and marketing an unlicensed drug. What we publish instead is identity, purity, the testing laboratory and the limits of the assay. Where published research exists, the product page cites it and links the source so you can read it yourself rather than take our summary of it.
PT-141 vs Melanotan 2?
They are different compounds with different identity data and different research literature, and neither substitutes for the other. The comparison worth making is on what each one is and what evidence exists for it, which is set out on both product pages. See Melanotan 2.
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