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Deficiency with malabsorption/pernicious anemia: follow loading + maintenance injections

Guidelines for the Diagnosis and Treatment of Cobalamin and Folate Disorders

To help, we suggest: Starting with high-dose B12 injections (1000-2000 mcg) to fill up the bodys stores Keeping up with regular injections (every 1-3 months) to keep B12 levels right Chronic Absorption Disorders Protocol People with long-term issues like Crohns disease or celiac disease might also need different B12 doses

Vitamin injections, also called intramuscular (IM) injections , deliver concentrated doses of vitamins, minerals, and other nutrients directly into the bloodstream