Presently I have an NHS prescription for 2 weekly B12 injections
For recovery enhancement, performance optimisation, or longevity goals in healthy people, until a randomised, placebo-controlled trial in a defined population with an objective primary endpoint and pharmacovigilance over a clinically meaningful duration produces data we do not currently have, we just don't have good evidence of benefit, let alone safety
In theory, these are all positive things if muscle growth is the desired outcome, but it is unproven (12, 13)
Glutathione Synthesis Is Diminished in Patients With Uncontrolled Diabetes and Restored by Dietary Supplementation With Cysteine and Glycine 27
How Do They Work
What makes glutathione particularly special is its ability to regenerate other antioxidants like Vitamin C and Vitamin E