Symptoms of vitamin B12 deficiency: extreme tiredness a lack of energy pins and needles a sore and red tongue mouth ulcers muscle weakness problems with your vision psychological problems, which can range from mild depression or anxiety to confusion and dementia problems with memory, understanding and judgement Causes of a vitamin B12 deficiency: pernicious anaemia a lack of these vitamins in your diet medicine certain medicines, including anticonvulsants and proton pump inhibitors (PPIs), can affect how much of these vitamins your body absorbs
Dinkla S, Peppelman M, Van Der Raadt J, Atsma F, Novotn VM, Van Kraaij MG, et al
The most frequent symptom of muscle palmitoyltransferase CPT II deficiency is an exercise induced myalgia [1]
Randrianarisoa E, Lehn-Stefan A, Wang X, et al
A prospective study