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Also, make sure to only use it continuously for 20 days and then take a break
The best way to test the amount of B12 in your body is to have your blood analyzed by InsideTracker, which will tell you if youre at your optimal nutritional range
Frede, S., Fandrey, J., Pagel, H., Hellwig, T
However, it is contraindicated for those with certain health conditions and is far less effective for individuals with methylation impairments
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