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The first step in taking B12 supplements is to consult with a healthcare professional to make sure they are appropriate for your specific requirements
These figures describe published research handling only and are provided strictly for research-use-only purposes
If you have a ready supply of vitamin B12, it will be hard to say exactly how long it will stay in the body
However, excess vitamin B12 in the body can cause histamine intolerance symptoms
Journal of Paediatrics and Child Health 2014;50(9):7215
Yes, and this is one of the most common reasons oral supplements stop working for people
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