The research strategy for these compounds is fundamentally different because their pharmacokinetics are different
Use this Joe Rogan supplement stack like a menu, not a mandate
GHK-Cu provides the broader repair signal, supports collagen cross-linking, and helps maintain the skin barrier that retinol can disrupt
The difference after eight weeks was noticeable
If it goes the estrogen route, androstenedione is converted (using CYP19A1) first to estrone (E1), which is then converted (using 17-HSD) into estradiol.[ref] Here is a flow chart to give you a better idea of the conversion of cholesterol into estrogen, including the genes that are involved
But slowly, steadily, they're shrinking