Your GP or healthcare professional will usually prescribe B12 injections in specific scenarios where rapid or guaranteed absorption is necessary
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Furthermore, vitamin B12 is a water-soluble vitamin which means that it is eliminated through your urine (pee)
Summary: Vitamin B12 supplements can occasionally cause mild stomach side effects including nausea, diarrhoea, abdominal cramping, and indigestion, though these are generally uncommon and temporary
While B12 injections can benefit almost anyone, they are particularly advantageous for individuals with certain conditions or lifestyles, including: Vegetarians and Vegans : Since B12 is primarily found in animal products, those following plant-based diets are at a higher risk of deficiency
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