When Personal Health columnist Jane Brody from the New York Times recommends something, you tend to listen. Brody, at 75, is the living embodiment of a senior citizen being smart about her health and aging. In a recent column, Brody raises the question as to whether or not you need to start taking a B12 vitamin supplement, rather than just relying on the B12 you ingest from your daily diet. Turns out, as you age, your body may be less likely to absorb sufficient amounts of B12 from your food. Since this nutrient is critical to your cognitive health and well being, might it be time to add B12 to your vitamin routine? To find out, Read Here.