Chemical Structure

Mechanism of Action

PT-141 is an analog of the alpha-melanocyte stimulating hormone. It binds to melanocortin receptors, especially MC3R and MC4R, which stimulate the hypothalamus sending action Potentials to the anterior pituitary, thereby increasing libido.

Class of Compound


Street Names



Increases sexual arousal, helps improve sexual performance, fat burn

Side Effects and Dangers

nausea, slight headaches, injection site rashes

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