However, comprehensive long-term safety studies conducted according to contemporary international toxicology standards are scarce, particularly for healthy populations and athletes (4446)
And what does a high vitamin B12 level even mean
Liraglutide for managing overweight and obesity [ID740] consultation information
PubMed: 24791752Clinical (RCT / meta-analysis) ref-2.Kumar P, Liu C, Suliburk J, Hsu JW, Muthupillai R, Jahoor F, Minard CG, Taffet GE, Sekhar RV Supplementing Glycine and N-Acetylcysteine (GlyNAC) in Older Adults Improves Glutathione Deficiency, Oxidative Stress, Mitochondrial Dysfunction, Inflammation, Physical Function, and Aging Hallmarks: A Randomized Clinical Trial
What evidence supports benefit in humans