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Now, true vitamin B12 allergies arent common, but research and case studies show they exist, especially with injectable cyanocobalamin or hydroxocobalamin
Always talk to a doctor before starting supplements
The Centers for Disease Control and Prevention (CDC) reports that approximately 3% of adults over age 50 will develop a serious B12 deficiency that can impair health
Immune-Boosting B12 Treatment Your immune system depends on proper nutrition to function at its best
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