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 QUESTION See Answer Vitamin B12 injections Vitamin B12 supplements are given based on the condition that causes deficiency
co-supplementation with folic acid and vitamin B 12 (500 g/day) provided an additional 7% reduction (32% decrease) in blood homocysteine concentrations (29)
Because your client base may include Alaska-based workforce (possibly transient, high-stress, limited access to consistent training/diet) youd want to emphasise ease of injection, monitoring, clear lifestyle guidelines and realistic expectations (especially given the dark winters, stress, etc)
(September 2008)
Essentially, it allows your body to break down carbohydrates and fat for fuel and metabolize protein for muscle-building