ghk-cu vs other peptides for anti-aging botox Before and After: Dosage, Benefits & How It Works Skin and Hair each working at the molecular level to rebuild Before vs. after 3 months – GHK-CU Before and After Pictures

During the reproductive years when E2 levels are high, phytoestrogens may compete with E2 for receptor sites and thereby have an anti-estrogenic effect, whereas in menopause, when E2 levels are low, phytoestrogens may have a pro-estrogenic effects through their ability to stimulate estrogen receptors (to a lesser degree than endogenous estrogens)

doi: 10.1111/jhn.13023

More or less what it says on the tin. But as often happens in peptide research, AOD9604 has turned out to have an entirely different application too in joint health

The peptide's long-lasting effects come from attaching a C-18 or C-20 fatty acid side chain through a glutamic acid gap