Lancet (2016) 388(10055):202338
If using both: Many patients apply the tretinoin/niacinamide product at night and GHK-Cu in the morning, or alternate evenings
A combination of tranexamic acid and glutathione, a powerful anti-oxidant, that blocks melanin to brighten skin around the eyes as well as improve uneven skin tone
Supplementation may be most relevant for individuals with documented oxidative stress, certain genetic polymorphisms affecting glutathione metabolism, or conditions like autoimmune disease or chronic fatigue where antioxidant support is clinically considered
Navarro-Pern E, Cabezas-Herrera J, Campo LS, Rodrguez-Lpez JN
This includes in addition to the skin lesions, the concomitant lesions counteraction, that is, burn stress gastric lesions in severely burned mice (Mikus et al., 2001)