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Vitamin B12

Bottom line up front:

B12 is a water soluble vitamin that helps in nerve and blood cell help. It also assists the DNA is producing genetic material in cells


What is it?

Per the NIH, Vitamin B12 is a nutrient that helps keep the body’s nerve and blood cells healthy and helps make DNA, the genetic material in all cells. Vitamin B12 also helps prevent a type of anemia called megaloblastic anemia that makes people tired and weak.


What does that mean?

B12 is necessary for blood cell health


Why might you take it?

Help prevent anemia

Help prevent fatigue

Vegetarians/Vegans (B12 is only found in animal products)

How much can I take?

Varies based on age, though adults need 2.4mcg daily


What happens if I don’t get enough?



Memory issues 

Balance issues


What happens if I take in too much?

Likely nothing

What can I eat?







Fortified cereals

Final take:

B12, like most supplements, is best absorbed through foods. People with GI issues (Crohn's, Ulcerative Colitis, Gastric Bypass) can have trouble with absorption. Older adults can also have issues with this, leading to memory issues--sometimes mistaken for dementia. Most healthy adults do NOT have a B12 deficiency, though likely there is no harm if taken as a supplement.

Eggs on Table

Eggs on Table

Beef Steak

Beef Steak



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