men glutathione gets hyped as the “master antioxidant” that detoxes your body and slows aging — but does it really live up to the hype?, Your body already makes glutathione naturally from amino acids like Men's Skincare Made Easy: Glutathione

The deficiency of B-vitamins may impair the homocysteine-methionine cycle 23 , which in turn can lead to reduced glutathione levels

Appropriate caution should be exercised while treating severe megaloblastic anemia with cyanocobalamin as intense treatment may lead to hypokalemia and sudden death

However, it is important to speak to a healthcare professional before supplementing with Vitamin B12, as it can interfere with diabetes medications and increase the risk of side effects

What the evidence actually says (the useful bits) Heres the honest therapist take: GHK-Cu has interesting science, but skincare marketing often runs ahead of the human clinical data