How Much B12 Should We Take? https://drthomaslodi.com/where-does-b… How many micrograms of B12 should we take? The recommendations are anywhere from 2 to 7 micrograms a day, but we need to take more than that because we have different abilities to absorb it. In this detailed video, Dr. Lodi will discuss what is B12, how much do we need to take, how is B12 absorbed and when is supplementation necessary.

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