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However, it is typically refrigerated and used within a week

However, persistently high serum B12 levels warrant medical investigation, as they may indicate liver disease, kidney dysfunction, or haematological disorders rather than simple overconsumption

After one year, there was no evidence of any benefit on a wide range of cognitive and physical outcomes

A healthy body needs Vitamin B12 to produce healthy red blood cells that can take oxygenated blood around the body and keep the central nervous system functioning correctly

Sometimes we need to dig much deeper to truly uncover the root causes of iron deficiency, as well as try some more aggressive interventions