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This means you cant just buy them over the counter like you would a packet of paracetamol

this is the most common cause of vitamin B12 deficiency in the UK a lack of these vitamins in your diet this is uncommon but can happen if you have a vegan diet and do not take vitamin B12 supplements or eat foods fortified with vitamin B12, follow a fad diet or have a generally poor diet for a long time medicine certain medicines, including anticonvulsants and proton pump inhibitors (PPIs), can affect how much of these vitamins your body absorbs Vitamin B12 and folate deficiency are more common in older people, affecting around 1 in 10 people aged 75 or over and 1 in 20 people aged 65 to 74

This treatment, on the whole, sucks

These may include: Mild pain at the injection site Redness or swelling Headache Nausea Serious reactions are rare, but healthcare professionals must always be prepared to manage them

B12 injections bypass the digestive system and are absorbed directly into the body through the muscle, making them a good option for those with absorption issues