Furthermore, buying experimental substances online is dangerous because products can be contaminated or contain completely different doses than what is listed on the label
During dose adjustment stages, nausea, vomiting, and diarrhea happen more often
doi:10.1136/jnnp-2015-310319 Ketola S, Havia M, Appelberg B, Kentala E
However, due to the unbalanced standard American diet and the finicky nature of the vitamin, B12 deficiencies are common in the general population, too
Results vary significantly from person to person based on their baseline levels and lifestyle
Elevated use of glutathione for long can also lower the level of zinc in the body and may trigger kidney, thyroid dysfunctions and peptic ulcers