Vitamin B12 deficiencies are found most often in those people who have cover 50 years of age old or it is common in elderly people with pre-existing digestive problems and some types of anemia. The people who are prone to a vitamin B12 deficiency are strict vegetarians or pregnant women. The unborn children must get enough of vitamin from their mother to help in avoid long term neurologic harm.
Some of the common symptoms found in vitamin B12 deficiency are fatigue, weakness, memory loss, and several nervous system problems. A person taking vitamin supplements may contribute to weight loss, healthy skin, stress reduction, and increased energy.
Adults and children above 14 years old must in take 2.4 mcg of Vitamin B12 every day. In comparison, younger children should take less, while pregnant or breastfeeding women should take slightly more dosage. Before taking it, one must talk to his or her doctor for better recommended.
A person can get natural sources of vitamin B12 from fish, shellfish, meats, poultry and eggs, dairy, and fortified cereals. Other than this is that you can take capsule or tablet of vitamin supplements or an injection.