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Sublingual and nasal formulations are alternative options, though evidence supporting superior efficacy over oral tablets is limited
Don't get me wrong the office is all business, which works out for us all, and that is a good thing
Homocysteine Homocysteine is another way to assess Vitamin B12 levels, it is not as specific as MMA because high homocysteine levels can also indicate a deficiency in B2, B6, folate, and B12
The Bottom Line Vitamin B12 injections can help if your gut doesnt absorb nutrients well or you dont want to take a daily oral supplement
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