Long-term effects of repeated cycles have not been mapped in any published study
Given the rise in autoimmunity, side effects of multiple medications affecting this pathway and crashing levels of soil cobalt due to glyphosate this why this pathway is wrecked in so many people and why injection are needed by so many and often at high frequency.
The time it takes for B12 treatment to work depends on several factors, including the severity of deficiency, the route of administration, and individual patient characteristics
Most individuals with raised serum B12 remain asymptomatic, and the elevation serves primarily as a biochemical marker that may warrant further investigation
How long does it stay active
1 mL VIAL, 10 mL MULTIPLE DOSE VIAL, 30 mL MULTIPLE DOSE VIAL For Intramuscular or Subcutaneous Use Only Parenteral drug products should be inspected visually for particulate matter and discoloration prior to administration, whenever solution and container permit