Global Burden of Disease 2021: Findings from the GBD 2021 Study.Seattle, WA: IHME
This synthetic peptide, derived from the fragment 177-191 of human growth hormone (hGH), is designed to selectively stimulate fat metabolism without engaging growth hormone receptors that influence tissues beyond fat cells (2)
Mice lacking the inhibitory collagen receptor LAIR-1 exhibit a mild thrombocytosis and hyperactive platelets
Scientifically, it's a cyclic heptapeptide with high affinity for MC4R (EC50 ~1 nM), making it highly specific for central arousal pathways.[4] It boosts desire, arousal, and lubrication through neurological activation, offering benefits like increased motivation and physical readinessdistinct from vascular drugs like sildenafil.[1][4][5] Studies show it improves HSDD symptoms, with 51% of women reporting significant desire boosts in phase 3 trials.[1] Biohacker Ben Greenfield has noted: "PT-141 enhances response efficiently, making it a go-to for biohacking intimacy without side effects of traditional meds."[17] For experts, its brain-targeted action avoids cardiovascular risks, positioning it as a versatile tool for HSDD, with preclinical data showing sustained dopamine release