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If low levels of B 12 remain for a long time, the condition also can lead to irreversible damage to nerve cells, which can cause the following symptoms: numbness and tingling in the hands and feet difficulty walking muscle weakness irritability memory loss dementia depression psychosis
Try not to keep it unrefrigerated for more than 24 hours after being mixed
If you experience any signs and symptoms of serious side effects when taking Vitamin B12, talk to your doctor or emergency care
Nicotinamide (niacinamide) does not cause flushing and has fewer side effects, with nausea and liver toxicity reported only at very high intakes ~3 g/day)
Also great for those at risk of a vitamin B deficiency, including over 55s, diabetics and others
