Tip: Vegan sources of B12 include nutritional yeast (Marmite), algae, seaweed, certain mushrooms and fortified foods
Your body needs this vitamin to produce red blood cells and synthesize DNA, according to the NIH
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Without enough B12, red blood cells can become large and irregular (megaloblastic anemia), which reduces their ability to carry oxygen efficiently
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If youve just had your first vitamin B12 injection with us, you may be wondering when youll start to notice results