can i self inject b12 How to Give a Injection: A Self-Administer Guide B12 deficiency, patient safety and

Many people are susceptible to vitamin B12 deficiency, amongst them are: Vegans and vegetarians are often deficient, due to their special diets not including many B12 rich foods such as cereal (fortified), eggs, chicken, milk, cheese, shrimp, oysters, clams, mussels, sardines, trout, and salmon

As we age, our stomachs produce less hydrochloric acid or stomach acid, which is needed to absorb B12

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Women taking oral contraceptives may have decreased serum B 12 levels in the absence of clinical deficiency (due to decreases in the B 12 carrier protein, haptocorrin)

This is because B12 plays a large role in nerve function and cognition