Researchers have also observed that DSIP interacts with the hypothalamic-pituitary-adrenal (HPA) axis, with studies suggesting modulatory effects on ACTH and cortisol release patterns
Hair quality: The second most frequently reported change
Its easy to take if a bit tedious
GHK-Cus primary contraindication involves copper metabolism disorders, particularly Wilsons Disease, where copper accumulation causes organ damage
An example is copper-dependent enzymes lysly oxidase (cross-links collagen and elastin to rebuild connective tissues), and superoxide dismutase (major antioxidant enzyme to protect against damage/aged cells), with both contributing to collagen formation, antioxidant defenses, and extracellular matrix rebuilding
it mimics the body's own cellular structure