doi: 10.1152/physrev.00044.2005 54 LiJ-LWangQ-YLuanH-YKangZ-CWangC-B
Possible side effects include: Gastrointestinal issues Bloating, cramps, or upset stomach Allergic reactions Rash, itching, or breathing difficulties in rare cases Skin rashes Especially in people with sensitive skin or allergies Thyroid imbalance Overuse may affect hormone levels over time Doctors advise against using glutathione during pregnancy or breastfeeding due to limited research on safety in these conditions
Migraines Although there is no concrete research forging a direct link between migraines and B12 injections, those with migraines can benefit from Vitamin B12 injections since high Vitamin B12 levels can help with high levels of homocysteine, and thus, reduce the intensity of the migraine
10.1523/JNEUROSCI.3639-16.2017 80
Enhanced Vascularity, Muscular Fullness, and Endurance*