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Intravenous B12 Administration For those with severe vitamin B12 deficiency, getting B12 through an IV is a quick and effective way to treat it

Before we give you a possible time frame to expect your B12 shot to work, consider your relationship with B12

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Vitamin B12 shots are often prescribed for people with: Pernicious anemia (autoimmune destruction of intrinsic factor needed for B12 absorption) Gastrointestinal surgeries (e.g., gastric bypass, ileal resection) Crohns disease or celiac disease Chronic alcoholism Long-term use of acid-reducing medications Vegan diets without supplementation Infants or children with congenital absorption disorders (i.e., vitamin B12 for kids in clinical care) Injections ensure direct delivery into the bloodstream, bypassing the digestive system entirely

Always consult with a healthcare provider before starting any new supplement regimen.

And I can say no to social drinking (much easier in pandemic times)