b12 test while on injections Vitamin Deficiency: Causes, Symptoms, and Treatment Vitamin B12 | The BMJ
Description
A number of clinical trials compared sublingual with i.m
They also require a trip to the doctor's office or clinic, which can be inconvenient for some people
This is likely due to B12s role in metabolizing macronutrients like fats, carbohydrates, and proteins
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That finding alone makes it worth considering for anyone struggling with GI-related side effects
