{"id":4523,"date":"2016-01-14T14:07:42","date_gmt":"2016-01-14T14:07:42","guid":{"rendered":"http:\/\/www.nutrishield.com\/?p=4523"},"modified":"2016-11-22T16:14:26","modified_gmt":"2016-11-22T16:14:26","slug":"vitamin-d-depletion","status":"publish","type":"post","link":"https:\/\/staging.nutrishield.com\/?p=4523","title":{"rendered":"Vitamin D Depletion"},"content":{"rendered":"

Vitamin D isn\u2019t really a vitamin.<\/p>\n

Whatever the original source \u2013 sunlight, food or supplements\u00a0\u2013 vitamin D is turned by your liver into a hormone called calcitriol \u2013 or \u2018activated vitamin D\u2019.<\/p>\n

Without supplementation you get most of your vitamin D from sunlight, because surprisingly small amounts are found in a relatively few foods \u2013 oily fish, eggs and fortified spreads. Indeed the NHS website confirms:<\/p>\n

\u2018It is difficult to get enough vitamin D from food alone.\u2019<\/p><\/blockquote>\n

Consequently, many people in the northern hemisphere are unknowingly vitamin D deficient against the standard of the Recommended Daily Amounts (RDAs) in the winter.<\/p>\n

\"Vitamin<\/a><\/p>\n

People who cover their skin all the time are definitely more likely to be vitamin D deficient, as are dark-skinned people, people who work indoors all the time and older people whose skin is thinner and can process less vitamin D from sunlight. NICE \u2013 the UK’s National Institute for Health and Care Excellence \u2013 supports supplementation for these groups.<\/p>\n

And here is the beginning of a hot medical topic; because many health researchers now believe that the RDAs for vitamin D are too low, perhaps significantly too low.<\/p>\n

Vital importance of Vitamin D in many health areas<\/h3>\n