The summary of the paper recommends: "...8000 IU [International Units] for young adults and thereafter" For comparison, the NHS (National Health Service) reco

The summary of the paper recommends: "...8000 IU [International Units] for young adults and thereafter" For comparison, the NHS (National Health Service) recommendation in the UK is just...10mcg (400 IU) https://www.nhs.uk/conditions/vitamins-and-minerals/vitamin-d/ https://www.nhs.uk/conditions/vitamins-and-minerals/vitamin-... A massive difference with what this paper recommends. How will the public know which vitamin D guidelines to follow when the guidelines differ so wildly?