News articles linked vitamin D to a wide range of health benefits for which there was no conclusive scientific evidence, while downplaying limitations and overlooking risks of supplementation, according to a new study shows.

Lead author Tim Caufield will launch a book on popular culture and health titled Is Gwyneth Paltrow Wrong About Everything? When Celebrity Culture And Science Clash.

Original research paper published in BMJ Open on December 31, 2014.

Names and affiliations of selected authors

Timothy Caulfield, Health Law Institute, University of Alberta, Alberta