GHK-Cu is easier to evaluate scientifically: you can match the label to one compound, one molecular identity, and a cleaner COA expectation
However, they did note that intranasal oxytocin was associated with reduced caloric intake at the test meal (an average of 152kcal difference)
There has been a gradual emergence of research assessing sexual side effects of GLP-1 agonist medications, including the use of the Female Sexual Function Index (FSFI) at various time points following initiation of GLP-1 agonist therapy [63]
"Retatrutide Clinical Development: Safety and Efficacy in Phase 2 Trials." Clinical Endocrinology and Metabolism Review, 2024
Report any new shortness of breath, angina pain, fluid retention in your legs or feet, or a decrease in your ability to exercise (not attributable to any other cause) to your doctor immediately
This hormone helps reduce appetite, slow down digestion, and regulate insulin levels