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For example, taking certain antibiotics or antacids can increase the absorption of Vitamin B12, which may lead to increased medication levels and potential adverse effects
After about four weeks, you can no longer be confident that the preservative is working at full strength
Causes of high vitamin B12 The causes fall into two broad categories: exogenous (something youre taking in) and endogenous (something happening inside your body)
Vitamin B12 or folate deficiency anaemia
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