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Description
B12 injections can quickly restore B12 levels in the body, and are often used for people who are severely deficient or have absorption issues that make it difficult to get enough B12 from food or oral supplements

1, 2, Supplementary Figs

Functional brain networks are altered in type 2 diabetes and prediabetes: signs for compensation of cognitive decrements

They can evaluate you, look at a blood sample, and determine whether you have a deficiency

Some of the questions that still need to be addressed include: Until more substantial clinical trials have been performed we can not say for certain
