Melanocortin · α-MSH analog · gradual, longer-acting tan
Melanotan I
Melanotan I (afamelanotide) is a linear α-MSH analog that stimulates melanogenesis. Slower onset and fewer side effects than MT-II, but requires longer loading.
Vial sizes
10 mg
Recommended BAC water
2 mL
Stable refrigerated
30 days
Titration schedule
| When | Dose | Units @ 5.0 mg/mL |
|---|---|---|
| Loading (2–3 weeks) | 0.5–1 mg / day SC | 10.0 units |
| Maintenance | 1 mg, 2× / week SC | 20.0 units |
Reconstitution example
For a 10 mg vial + 2 mL BAC water
Concentration
5.00 mg/mL
Per 0.1 mL (10 units)
0.50 mg
Doses per vial (avg)
10.0
What to watch for
- Pair with controlled UV exposure to actually develop pigment.
- Inspect moles before/after — see a dermatologist for any changes.
- Melanotan I is more pigment-selective than MT-II (less nausea, less libido effect).
Educational summary, not medical advice. Cross-reference current clinical literature and consult a licensed clinician before use.