It can be, especially when tolerability, cost, or maintenance is the main issue
B12 may be listed on food labels as cyanocobalamin or methylcobalamin
Also, a number of vitamins and minerals are absorbed in the first portion of the small intestine that is bypassed, requiring supplements for life
Perhaps most importantly for weight management, choline is involved in the transport of lipids (fats) from the liver, which not only supports overall liver health and function but also helps prevent excessive fat accumulation in this vital organ
Consult with pharmacist, if available
Because of this unfounded fear of overdosing on B12, doctors often drastically reduce treatment, or stop it altogether