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While megadoses of up to 2,000 mcg are considered safe in treating B12 deficiency, its always best to avoid excessive amounts of any vitamin, especially when its not needed
doi:10.1136/jech.2006.050385
my health and blood work have been the best ever
She has worked in Oxford, Leicester, London and also travelled extensively overseas and worked aboard cruise liners as a Nursing Officer
doi: 10.1038/S41433-024-03101-5 83 JungBJLeeMYJeonS
Our easy-to-take supplement is also packed with choline, supporting fat metabolism and liver function, 2,3 along with vitamin B5, B6 and B12, helping to reduce tiredness and fatigue
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