{"version":"1.0","provider_name":"HappyCow","provider_url":"https:\/\/www.happycow.net\/blog","author_name":"PureVegan","author_url":"https:\/\/www.happycow.net\/blog\/author\/PureVegan\/","title":"Vitamin D: Is supplementation a non-negotiable? - HappyCow","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"U3jivaBeOq\"><a href=\"https:\/\/www.happycow.net\/blog\/vitamin-d-is-supplementation-a-non-negotiable\/\">Vitamin D: Is supplementation a non-negotiable?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.happycow.net\/blog\/vitamin-d-is-supplementation-a-non-negotiable\/embed\/#?secret=U3jivaBeOq\" width=\"600\" height=\"338\" title=\"&#8220;Vitamin D: Is supplementation a non-negotiable?&#8221; &#8212; HappyCow\" data-secret=\"U3jivaBeOq\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.happycow.net\/blog\/wp-content\/uploads\/2012\/07\/header.jpg","thumbnail_width":500,"thumbnail_height":176,"description":"No one will argue that preventing Vitamin D deficiency is a very good idea, but who is truly at risk, how much Vitamin D is needed and from what sources is where it gets tricky.\u00a0 In my own research I\u2019ve seen recommendations from reputable medical practitioners that say fortified foods and 10-15 minutes of sunshine 3 times a week is perfectly adequate to physician\u2019s prescribing 50,000 IU\u2019s per day for patients with severe health issues.\u00a0 Furthermore, in the last two months alone three more studies published on the subject of Vitamin D have been released and there is a 5-year National Institute of Health study costing $22 million underway which the government is funding so obviously this issue has quite a bit of traction.\u00a0 Here we\u2019ll take a look at the historical discovery of Vitamin D and why it\u2019s essential to our health, the most recent research, who\u2019s susceptible to a Vitamin D deficiency and where a Vegan can find the best sources. Vitamin D: A Short but Interesting History Rickets: It all began in post-Industrial Revolution Europe in the late nineteenth century.\u00a0 A new disease was \u201cdiscovered\u201d called rickets and even though physicians didn\u2019t understand at the time what [&hellip;]"}