In a separate head-to-head comparison, GHK-Cu outperformed both retinol (vitamin A) and vitamin C in improving skin firmness and elasticity, and it did so without the irritation, photosensitivity, or adjustment period associated with retinoid use
The characteristic deep blue color of properly chelated material comes from the copper complex itself
GSH is the bodys first line of defense against oxidative stress imposed from the outside world including but not limited to pollution, cigarette smoke, bacteria and viruses, amongst many other invaders
Vitamin C works synergistically with glutathione and is generally well-tolerated by most skin types, with consistent use showing gradual improvements
Synthesized for laboratory research, GHK-Cu has been widely studied for its involvement in extracellular matrix regulatio
Many users combine glutathione with other antioxidant nutrients such as vitamin C