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Vitamin D: Is there such a thing as too much?
date:Jun 01, 2012
on the study, vitamin D expert Professor Heike Bischoff-Ferrari told NutraIngredients that the reported increased risk of mortality at the high vitamin D serum levels of levels of 140 nanomol (nmol) of 25(OH)D per litre of plasmais a concern but also raises the question who is reaching such high levels.

In order to reach serum concentrations of about 140 nmol/l a significant dose of vitamin D is needed, far higher than current recommendations,she explained adding that recent research has sugge

12/20 16:14