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If youre constantly tired, run down, or low on energy, youre not alone and its not something you have to live with
The RDA if youre breastfeeding is 2.8 mcg
However, it is essential to realize that there is also a disorder called vitamin B12-responsive neuropathy
Possible complications heart failure severe neurological deficits gastric cancer type 1 diabetes rheumatoid arthritis myasthenia gravis (a chronic condition causing muscle weakness) Hashimotos disease (an autoimmune condition affecting the thyroid) A pregnant or nursing person with a B12 deficiency When a person receives treatment for a B12 deficiency, they generally recover well and cease to have symptoms, although they may need to continue to use B12 nutritional supplements
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