Is 100 mcg of B12 enough to meet your needs?
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4 min read
For most healthy adults, the Recommended Dietary Allowance (RDA) for vitamin B12 is just 2.4 micrograms, a quantity far less than 100 mcg. However, simply looking at this number can be misleading, as factors like poor absorption, age, and diet heavily influence how much B12 a person truly needs.
