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Between 13 months , most patients experience substantial improvement in both haematological and non-neurological symptoms
A standard curve is constructed, and the active ingredient content is quantified by peak area
Some people come in for regular maintenance shots, while others start more frequently to rebuild low levels before spacing visits out
Other factors that could lead to B12 deficiency are: Lack of adequate production of the intrinsic factor needed for B12 absorption B12 deficiency is common in elderly people as absorption of the vitamin reduces with age People who have had any intestinal surgery, such as that for weight loss Those with gut conditions such as Crohn's Disease, inflammatory bowel disease, or celiac disease SLIDESHOW See Slideshow Vitamin B12 injections Vitamin B12 supplements are given based on the condition that causes deficiency
