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TanningLimited evidence

Melanotan II

Synthetic melanocortin peptide that stimulates melanogenesis and has secondary effects on appetite and libido.

Half-life
Hours
Administration
Research injectable protocols
Primary uses
Melanogenesis research · Photoprotection exploration

Mechanism

Non-selective melanocortin receptor agonist increasing eumelanin production and influencing central melanocortin pathways.

  • Melanogenesis research
  • Photoprotection exploration

Dosing ranges

Educational ranges only — not medical advice. Confirm protocols with a qualified clinician.

Use caseTypical rangeFrequencyNotes
Research tanning protocols0.25–1.0 mgTitration schedules varyNot a medical recommendation

Clinical evidence

Limited evidence
Photochemistry and Photobiology / clinical notes · 2000

Melanotan II effects on tanning and sexual function

Demonstrated melanogenesis with notable autonomic side effects.

Cautions

  • Nausea, flushing, and spontaneous erections reported
  • Mole darkening requires dermatologic caution
  • Unregulated products carry purity risk

Provider comparison

Affiliate-style comparison cards for clinics, telehealth, and research suppliers. Verify licensing and product quality before purchasing.

Fountain Health
telehealth
4.7
From $249/mo

Licensed clinician consult + ongoing titration support

Compare offer
PeakRx Clinic
clinic
4.5
From $189/mo

In-person labs available in select metros

Compare offer
Research Supply Co.
research
4.1
Vial pricing

Research-only sourcing — not for human consumption labeling

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