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Overgrowth of bacteria: Some people develop vitamin B 12 deficiency as a result of conditions that slow the movement of food through the intestines (diabetes, scleroderma, strictures, diverticula), allowing intestinal bacteria to multiply and overgrow in the upper part of the small intestine
Is affected by social issues that may prevent them accessing care, such as homelessness
Vitamin B12 is absorbed by the body during the digestive process and requires a protein that is made by the stomach called the intrinsic factor
Every product goes through multiple 3rd-party tests to verify purity, accurate weight, and that its toxin-free
NICE guidance acknowledges that response to treatment varies between individuals
They are compounded preparations of nutrients and amino acids
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