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PT-141 Spray

Size: 10mg

PT-141 Spray
$75.00$52.50

PT-141 (bremelanotide) is a melanocortin-receptor agonist derived from Melanotan II, studied for centrally mediated sexual-function signaling in research. Supplied here as a 10mg metered-dose nasal spray, pre-mixed and ready to use without reconstitution.

PT-141 (Bremelanotide)

  • Cyclic melanocortin-receptor agonist derived from Melanotan II

    Acts mainly on the MC4R / MC3R receptors

  • Studied for centrally mediated sexual-function signaling

    Acts through the nervous system rather than the vasculature

  • Referenced in libido and arousal research models

Research Use Notes

  • Supplied pre-mixed in a metered-dose pump

    No reconstitution required — do not add Research Water

  • Prime the pump before first use

    Keep the bottle upright and capped between uses

Storage

  • Store refrigerated at 2 to 8°C, protected from light

  • Do not freeze

    Freezing can split the solution and damage the pump

Handling

  • Handle the bottle sealed — do not dilute or decant

    For laboratory research use only

  • Wipe the nozzle and re-cap after each use

Certificate of Analysis

Independently 8x Tested by Kovera Labs and/or ILS Labs

(Click here to learn about 8x testing)

LatestISO 170258× Testing
99.76%
Purity
Passed full QC panel
Variant
PT-141 Spray 10 mg
Lot #
AS-S-PT10
Labeled
10 mg
Actual
10.28mg
Tested
Aug 21, 2026
Full QC Panel8× tested
  • Purity (HPLC)99.76%
  • Net Peptide Content10.28mg
  • Identity (LC-MS)PT-141
  • HPLC ConformityConfirmed
  • Heavy Metals (ICP-MS)Not Detected
  • Sterility (PCR)No Growth
  • Endotoxin (USP <85>)NMT 0.05 EU/mL
  • Fentanyl ScreenNot Detected
ISO/IEC 17025 Accredited

All certificates are issued by independent ISO-accredited laboratories. Lot-specific documents are made available to qualified research professionals on request.

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Compound Information

Technical specifications

Molecular Profile

What Is PT-141 Spray?

Bremelanotide · Melanocortin receptor agonist

Type
Synthetic cyclic peptide
CAS Number
189691-06-3
Molecular Weight
1,025.2 g/mol
Amino Acids
7
PubChem Database
Storage Requirements

Stability Information

Do not freezeProtect from lightKeep refrigerated
Sealed (unopened)

2-8°C

12+ months

In use (opened)

2-8°C

~30 days

Sources & References

Peer-reviewed research

For Research Use Only

Products are intended solely for laboratory and scientific research purposes. Not intended for human consumption, veterinary use, diagnosis, treatment, cure, or prevention of disease.

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