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GHK-Cu, glycyl-L-histidyl-L-lysine bound to copper, is a tripeptide your body makes naturally
Frequent infections: These can also be symptoms of a vitamin B12 deficiency and may be accompanied by lightheadedness
In essence, glutathione acts as a cellular bodyguard, protecting your cells from damage and ensuring they function optimally
[21] A randomized, double-blind, placebo-controlled study on oral glutathione supplementation (500 mg twice daily for four weeks) in 40 healthy adult volunteers failed to show any significant change in serum glutathione levels
More recent studies expanded this work
Taken as capsules or powder, stable in gastric juice (survives digestion), best theoretically for gut-brain axis effects
