Melanotan I Overview
Mechanism of Action
Melanotan I (afamelanotide) is a synthetic alpha-MSH analog that stimulates melanogenesis via MC1R activation, promoting skin pigmentation and photoprotection.
Half-Life
~30-60 minutes
Timing
Any time
Alternatives in this class
Same mechanism as Melanotan I — use as an alternative, not combined together.
- Melanotan II
Melanotan I Dosing Protocol
Loading
0.5-1 mg/day
Maintenance
0.5-1 mg
Melanotan I Expected Timeline
No timeline data available.
Melanotan I Side Effects
Nausea
Facial flushing
Injection site irritation
Melanotan I Research Studies
No studies referenced.
Melanotan I FAQ
How is Melanotan I different from Melanotan II?
MT-I is more selective for MC1R (tanning), while MT-II also activates MC3R/MC4R (sexual function).