Home›Research›Compare›Kisspeptin-54 vs Melanotan II
Peptide Comparison
Kisspeptin-54 vs Melanotan II
Both are Sexual Health peptides.
Kisspeptin-54
KP-54
Half-life: ~29 minutes
12 providers listed
Melanotan II
MT-II
Half-life: ~1-2 hours
81 providers listed
Quick Verdict
Kisspeptin-54
Risk
Half-life
~29 minutes
Melanotan II
Risk
Half-life
~1-2 hours
Side-by-Side Comparison
About Kisspeptin-54
Full-length kisspeptin (54 amino acids); binds KISS1R on GnRH neurons with higher receptor occupancy and longer duration than KP-10; induces more sustained GnRH/LH pulses
The full-length kisspeptin with a longer duration of action than Kisspeptin-10 (KP-10/ID 47). Produces more sustained HPG axis stimulation; studied for infertility treatment and hypogonadism.
Research Areas
About Melanotan II
Synthetic melanocortin receptor agonist (MC1R-MC5R); activates MC4R for erectile function/libido; MC1R for melanogenesis; MC3R for appetite suppression
A synthetic melanocortin peptide with potent effects on sexual arousal and skin tanning. Activates melanocortin receptors to enhance libido and erectile function.
Research Areas
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Where to source these peptides
Providers offering
Kisspeptin-54
12 listed
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Providers offering
Melanotan II
81 listed
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