drug causes cysteine starvation and glutathione depletion Frontiers Frontiers | The strategic breakdown:

One possible explanation is that your body is undergoing an adjustment period

This observation and the need for continuous function explains why the intermittent addition of methylcobalamin in injection form does not always restore the cycle to an efficient function

HOW VITAMIN B COMPLEX INJECTION WORKS Vitamin B Complex is combination drugs containing Vitamin B1, Vitamin B2 and Vitamin B6

Baseline kidney function testing before initiating either substance, with periodic monitoring based on individual risk factors, represents prudent clinical practice, particularly in patients with diabetes or other kidney disease risk factors

But what happens is that when it gives up electrons, the oxidized glutathione becomes an inactive substance inside your body, and then that oxidized glutathione can actually take energy source from outside like sunlight or vitamin C or vitamin E, other so-called antioxidant, what they do is they give the energy back to glutathione to revive itself

NOT expanded access