glutathione for mthfr mutation gene Polymorphisms: A Single Gene with Wide-Ranging Clinical Implications—A Review Epigenetic Factors in Late-Onset Alzheimer's – Detox Pathways and MTHFR |

Sleep disturbance and stimulation Informal reports describe a more stimulatory feeling and sleep disruption

Patients recovering from wounds, surgery, or acne scars gain from its healing properties

A Master Protocol to Investigate the Efficacy and Safety of LY3437943 in Participants Without Type 2 Diabetes Who Have Obesity or Overweight (includes OSA + knee OA substudies)

There are practical reasons too: B can be unstable if mixed with certain other vitamins in solution, and dosing schedules for B deficiency (pernicious anemia, for instance) may differ

However, increasing oral supplement doses (within safe limits) while awaiting medical review is generally considered safe, as B12 has very low toxicity and excess is excreted through the kidneys