in Handbook of Vitamins 5th edn (eds Zempleni, J
In addition, new supplements are being developed to help cross the blood-brain barrier
Off-target activity may vary by concentration and species
Aids in Red Blood Cell Production Vitamin B12, as a core element in the production of red blood cells, ensures proper oxygen delivery throughout your body
Aging can also set you up for a B12 shortage since absorption declines as you get older
So, if you are eating a varied diet and do not have a laboratory-documented vitamin B12 deficiency, you do not need additional supplementation. However, she explains people who subscribe to strict vegan or vegetarian diets are much more likely to be at risk of vitamin B12 deficiency, and they should take supplemental B12, especially when pregnant or trying to become pregnant