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Peptide Library / Detail

Melanotan 2

Tanning and Libido PeptideResearch use only

Half-life

33–37 hours

Delivery

Subcutaneous injection

Dosage

Research Use Only

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Description

Melanotan II is a synthetic analog of alpha-MSH that promotes melanin production and has aphrodisiac effects by stimulating melanocortin receptors.

Usage

Used in research for sunless tanning, libido enhancement, and photoprotection in fair-skinned individuals.

Mechanism of Action

Binds to melanocortin receptors to increase melanin production and stimulate sexual arousal pathways.

Benefits(3)

  • Darker skin pigmentation
  • Improved libido
  • Potential protection against UV damage

Side Effects(4)

  • Facial flushing
  • Nausea (dose-dependent)
  • Appetite suppression
  • Darkening of moles or freckles

Melanotan 2 — frequently asked questions

  • What is Melanotan 2?

    Melanotan II is a synthetic analog of alpha-MSH that promotes melanin production and has aphrodisiac effects by stimulating melanocortin receptors.

  • What is the half-life of Melanotan 2?

    Melanotan 2 has an approximate half-life of 33–37 hours. The half-life determines how often you need to inject to maintain steady blood levels — use the Peptides Calculator half-life calculator to plot your specific dosing schedule and see the decay curve.

  • How is Melanotan 2 administered?

    Melanotan 2 is typically delivered via subcutaneous injection. The Peptides Calculator app helps you reconstitute the vial with bacteriostatic water, calculate your exact dose in syringe units, and track each injection.

  • How does Melanotan 2 work?

    Binds to melanocortin receptors to increase melanin production and stimulate sexual arousal pathways.

  • What are the researched benefits of Melanotan 2?

    Studied benefits of Melanotan 2 include: Darker skin pigmentation, Improved libido, Potential protection against UV damage. These are research findings only — Peptides Calculator does not provide medical advice; consult a qualified healthcare professional before starting any peptide protocol.

  • What are the side effects of Melanotan 2?

    Reported side effects of Melanotan 2 include: Facial flushing, Nausea (dose-dependent), Appetite suppression, Darkening of moles or freckles. Always discuss potential side effects with a licensed healthcare provider before using any research peptide.

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