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"B12 is one of the most common deficiencies we see, and one of the most underdiagnosed because the symptoms are so easy to attribute to other things
Frequently asked questions
The MHRA has not issued specific warnings about B12 toxicity from supplements, reflecting the vitamin's excellent safety profile in the general population
Riboflavin helps with iron absorption if you are deficient in iron
Interactions between foods and oral or injectable forms of methylcobalamin are not expected
When someone arrives with a significant deficiency, their stores are low, their red blood cells may be enlarged (macrocytosis), and, in longstanding cases, nerve function can be affected
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