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maximum b12 injection dose Vitamin B12: Symptoms, Dosage & Toxicity Risks what is the maximum dose
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Zhuravliova, E

Also many older people take medications like Proton Pump Inhibitors, ( and other medications) which have a terrible effect on stomach acid production

One study by Tufts University found that nearly 40% of American adults have a B12 deficiency, and some doctors believe the rate to be higher
