Melanotan-2
“The Sun & Spark”
A tanning peptide that also boosts libido — the original, less selective Melanotan.
Melanotan-2
Compound descriptor: Melanocortin agonist
- 88
- TANNIN
- 78
- LIBIDO
- Class
- Sexual & Hormonal
01 · THE SCORECARD
How it rates
Our totally-for-fun rating across the metrics beginners actually care about.
- Tanning Effect
- 88 / 100
- Libido Boost
- 78 / 100
- Research Depth
- 72 / 100
Overall Grade
SCORE 75/100
02 · HOW IT WORKS
The mechanism
Broad melanocortin activation
MT-2 activates multiple melanocortin receptors, not just skin ones.
Tan and turned on
That's why it tans skin AND increases libido, like its cousin PT-141.
Watch the sides
Nausea and flushing are common, especially with early doses.
03 · WHY PEOPLE USE IT
The benefits
Deep Tan
Strong pigment-building effect.
Libido Boost
Shares mechanism with PT-141 for a side benefit.
05 · RELATED RESEARCH
Related compounds
Source-checked entry
Verified means the Research Lab entry has been checked against its cited sources. It does not mean the compound has been proven safe or effective for human use.
Research-use information
Nicknames, one-line descriptions, tiers, scores and the mechanism and benefit cards are a borrowed, just-for-fun ranking opinion — not clinically verified grades, results or safety guidance. Titan’s qualified research is in Science & References.
Educational research reference only. Not medical advice. Laboratory and animal findings do not establish effects in humans. Products supplied by Titan Labs Australia are for laboratory research use only and are not for human or animal consumption.
Last updated 2 Oct 2026