Your brain is particularly vulnerable to oxidative stress because it uses a lot of oxygen and has high levels of fatty acids that can be damaged by free radicals
Others are steroids (like testosterone, estrogen, cortisol) or amines (like adrenaline or melatonin)
GHK-Cu levels decline with age, and exogenous administration has been shown to stimulate collagen synthesis, accelerate wound healing, and modulate expression of genes involved in tissue remodeling
But much like exercise, blood flow in general is improved to the brain, to the muscles, everywhere
Sometimes, when youre experiencing these symptoms, it could be a sign of a deficiency in the vitamins and minerals that promote sustained energy