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Diagnosis usually entails measuring serum levels of vitamin B12 or identifying elevated levels of methylmalonic acid and homocysteine

Rapid in vivo measurement of the topography of human skin by active image triangulation using a digital micromirror device

The takeaway is that B12 injections are usually considered very safe, and side effects are uncommon when used appropriately

Hypercobalaminaemia is a biochemical finding where serum B12 exceeds normal reference ranges (typically 200900 ng/L), often discovered incidentally during routine blood tests

There is no evidence that jabs can help those who are not deficient in B12