PT-141

Cyclic melanocortin-receptor agonist derived from Melanotan II

Acts mainly on the MC4R / MC3R receptors

Studied for centrally mediated sexual-function signaling

Acts through the nervous system rather than the vasculature

Referenced in libido and arousal research models

Supplied as lyophilized powder

Requires reconstitution before use

Research Water required for mixing (sold separately)

Swirl gently, never shake

Store lyophilized vial frozen for long-term holding

Keep reconstituted solution at 2 to 8°C

Protect from light and heat

Maintain sterile technique throughout reconstitution

Avoid repeated freeze-thaw cycles to preserve integrity