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Low levels of vitamin B12 can lead to: Depression Fatigue Poor memory Tingling sensation in the extremities Mania and psychosis (at extreme levels of deficiency) Permanent damage to the brain and nervous system (from long-term deficiency) Common causes of vitamin B12 deficiency include poor absorption (due to age, pernicious anemia, atrophic gastritis, Crohns Disease, long-term use of acid-reducing drugs, etc.) and vegetarian/vegan diets that limit the consumption of meat, dairy, and seafood
Progress by no more than 10 to 15 percent per week
Insurance Coverage and Accessibility How much insurance covers B12 shots can really vary
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