Kristin Holvik

Author information from the last article

Kristin Holvik er ph.d., klinisk ernæringsfysiolog og seniorforsker ved Avdeling for kroniske sykdommer og aldring, Folkehelseinstituttet.

Articles by Kristin Holvik

High-dosage vitamin D supplements are unnecessary

Kristin Holvik,
Haakon E. Meyer,
Ahmed A. Madar,
Magritt Brustad

08.04.2019: There is little evidence that disease can be prevented by administering high doses of vitamin D to persons with vitamin D status above 50 nmol/l. Overdoses may result in adverse health effects. We call for moderation in prescribing of vitamin D supplements for preventive purposes. There is...