Vitamin B12 deficiency is a common health problem that can have serious consequences || but doctors often overlook it || by Diane Cress :: The Conversation

"B12 is scarce in the diet, and it is found only in foods from animal sources. Fortunately, humans need only 2.4 micrograms of B12 daily, which is equivalent to one ten-millionth of an ounce – a very, very small amount. Without adequate B12 in the body, overall health and quality of life are negatively affected".... Read more