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PT-141 research peptide, vial with holographic label

PT-141

Melanocortin receptor agonist for central nervous system research

Customer photos and reviewsBlind-tested by PepScan Australia

$99.99In stock
1

Orders before 2:00pm AEST on business days ship the same day.

Shipping
Tracked Australia Post Express. Free on orders of $200 or more, otherwise $15. Delivery times
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For research purposes only. Not for human consumption.

Read the certificate

PT-141 is blind-tested by PepScan Australia, an independent laboratory: they identify the compound without being told what it is. This is the certificate for the strength you pick.

Laboratory
PepScan Australia
Testing
Blind, independent
Compound
PT-141, 10mg
Purity (HPLC)
99.24%
Measured content
PT-141: 10.04mg
Analysed
9 July 2026
Task number
80326
Unique key
F8KC3W

To verify this certificate, enter its task number and unique key on PepScan's verification page.

PT-141 (Bremelanotide) is a synthetic peptide analog of alpha-melanocyte stimulating hormone (α-MSH) that acts on the melanocortin receptors, particularly MC3R and MC4R. Unlike other compounds, PT-141 works through the central nervous system rather than the vascular system. Research has focused on its action at central melanocortin receptors. The peptide was derived from Melanotan II but modified to reduce its pigmentation activity while preserving melanocortin receptor activity. It is used to study central melanocortin pathways.

Compound profile

Name
PT-141 (Bremelanotide)
Class
Cyclic Melanocortin Receptor Agonist
Sequence
Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-OH
Molecular weight
1025.2 Da
Strengths
10mg

Researched in

  • Melanocortin receptor studies
  • Central nervous system pharmacology research
  • Hypothalamic signalling research
  • Behavioural neuroscience models
  • MC3R/MC4R mechanism studies
  • Neuroendocrine research

PT-141 in Australia

PT-141 is supplied by VantaLab for research use in Australia, in 10mg vials. Each batch is blind-tested by PepScan Australia and its certificate is published on this page; this batch reports 99.24% purity by HPLC. Orders ship from Queensland by tracked express post. For research use only.

Further reading: PT-141 research guide, are peptides legal in Australia?, how to read a certificate of analysis.

Questions about PT-141

Is PT-141 independently tested?

Yes. PT-141 is blind-tested by PepScan Australia. The PT-141 10mg certificate shows 99.24% purity by HPLC, analysed 9 July 2026. You can verify it on PepScan's site with task number 80326 and unique key F8KC3W.

What strengths of PT-141 are available?

PT-141 comes in 10mg ($99.99).

How is PT-141 shipped?

Orders placed before 2:00pm AEST on business days ship the same day by tracked Australia Post Express. Shipping is free on orders of $200 or more, otherwise $15. Unopened, sealed vials can be returned within 14 days of delivery.

Where can I buy PT-141 in Australia?

PT-141 is available from VantaLab, an Australian supplier, on this page. Every batch is blind-tested by PepScan Australia and the certificate is published above, so you can read the result before you order. Orders ship from Queensland by tracked Australia Post Express. For research use only.

How much does PT-141 cost in Australia?

PT-141 is $99.99 at VantaLab. The current price for each strength is shown above. Shipping is free on orders of $200 or more, otherwise $15.

Is PT-141 available in Australia?

Yes. VantaLab stocks PT-141 in 10mg and dispatches from Queensland. Orders placed before 2pm AEST on business days leave the same day. Most capital cities receive tracked express deliveries within one to three business days.

How do I check the PT-141 certificate is real?

Each certificate carries a PepScan task number and a unique key. For this batch they are task 80326 and key F8KC3W. Enter them at pepscan.com.au/verification and PepScan confirms the certificate from their own records, independently of VantaLab.

Can I return PT-141 if I change my mind?

Unopened, sealed vials can be returned within 14 days of delivery for a refund. Return postage is at your cost for change of mind; damaged or incorrect items are replaced or refunded at ours.

For research use only. Not for human consumption.