Hormonal, Growth Hormone & Body Composition Research
Curated research notes and related compounds focused on growth hormone pathways, body composition, lean mass, metabolic support, and related research. Explore the latest insights and tools researchers use.
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PT-141 vs Oxytocin: How They Differ
PT-141 is a synthetic peptide that activates melanocortin receptors in the brain, while oxytocin is the body’s own nine-amino-acid hormone, made in the hypothalamus and acting through a receptor of its own.… Read more
Peptide Research
Peptides for Libido: What the Research Shows
Among peptides for libido, PT-141 (bremelanotide) has the strongest research: in two 2019 phase 3 trials of 1,267 premenopausal women with low sexual desire, it raised desire scores and lowered distress about… Read more
Peptide Research
PT-141 Human Studies: From Nasal Spray to Phase 3 Trials
PT-141 human studies, from the first nasal spray trials in men and women to two 2019 phase 3 trials in more than 1,200 women. What the research found. Read more