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Your body needs the right amount of glucose in order to function properly On the other hand, if you have a deficiency, your body doesnt produce enough glucose or it isnt being broken down efficiently
It promotes the formation of new synaptic connections in the brain, potentially improving learning, memory, and mental clarity
it also recommends that people over 50 receive half the RDA from fortified foods or supplements because that form of B12 is not bound to protein and is easier to absorb (IOM, 1998)
Studies suggest the prevalence of deficiency in the UK is one in 10 people aged 75 and over, one in 20 aged 65-74, and lower in younger age groups except for vegans, where prevalence is around 11%
Common Side Effects While uncommon, some people may experience mild side effects after receiving a B12 injection, including[17]: Headache Nausea and vomiting Diarrhea Fatigue or weakness Tingling or numbness in the hands and feet These effects are typically short-lived and resolve on their own
