Melanotan II (MT-II)
Ac-Nle-cyclo[Asp-His-D-Phe-Arg-Trp-Lys]-NH2. Peptide, melanocortin receptor agonist.
This page describes what Melanotan II (MT-II) is and its known risks. It is not medical advice and not a guide to using it. Many of these substances are prescription-only or illegal to use without a prescription. Speak to a doctor.
- Class
- Peptide
- Legal status
- Research chemical (not approved for human use)
- Half-life
- Unknown (hours)
- Liver strain
- None
- Kidney strain
- None
- Converts to estrogen
- None
- Suppresses natural hormones
- Not typically
Medical uses
- None (research for skin tanning and erectile dysfunction)
What it does in the body
Cosmetic
- Skin tanning (melanogenesis)
- Darkening of existing moles and freckles
Metabolic
- Appetite suppression
- Fat loss (mild)
Sexual
- Increased libido
- Improved erectile function
- Spontaneous erections
Forms, half-life and detection
| Form | Half-life | Reported detection window |
|---|---|---|
| Injectable (Subcutaneous) | Unknown (hours) | Unknown |
Side effects and health risks
Common
- Nausea (very common, especially initially)
- Flushing
- Increased libido (can be excessive)
- Spontaneous erections
- Darkening of moles and freckles
Serious
- Increased melanoma risk (theoretical)
- Cardiovascular effects (increased blood pressure, heart rate)
- Unknown long-term effects
Related compounds
Questions
What is the half-life of Melanotan II (MT-II)?
About Unknown (hours). Half-life is the time for the level in the blood to fall by half.
How long is Melanotan II (MT-II) detectable?
Testing windows of Unknown are reported, depending on the test and the person.
Is Melanotan II (MT-II) legal?
Research chemical (not approved for human use). Laws differ by country and change; check the rules where you live.
What blood tests matter with Melanotan II (MT-II)?
Ask a doctor which tests suit you.
What are the side effects of Melanotan II (MT-II)?
Common: nausea (very common, especially initially), flushing and increased libido (can be excessive). Serious: increased melanoma risk (theoretical), cardiovascular effects (increased blood pressure, heart rate) and unknown long-term effects.
For information only, not medical advice. MyoStats is a tracking tool used at your own discretion. Speak to a doctor before changing your training, diet, medication or anything you take.