{"id":7562,"date":"2022-10-17T08:37:29","date_gmt":"2022-10-17T06:37:29","guid":{"rendered":"https:\/\/www.alivitpharm.com\/?page_id=7562"},"modified":"2022-10-19T09:22:00","modified_gmt":"2022-10-19T07:22:00","slug":"vitamin-d3","status":"publish","type":"page","link":"https:\/\/www.alivitpharm.com\/fr\/vitamin-d3\/","title":{"rendered":"Vitamine D3"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"7562\" class=\"elementor elementor-7562\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5d0cec7 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5d0cec7\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75a6837\" data-id=\"75a6837\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ad19d10 elementor-widget elementor-widget-heading\" data-id=\"ad19d10\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Vitamine D3<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1074319 elementor-widget elementor-widget-image\" data-id=\"1074319\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.alivitpharm.com\/wp-content\/uploads\/2022\/10\/pill.png\" title=\"pill\" alt=\"Pill\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e74d7c elementor-widget elementor-widget-text-editor\" data-id=\"5e74d7c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Chol\u00e9calcif\u00e9rol<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-886a33e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"886a33e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-edf7547\" data-id=\"edf7547\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b81b49b elementor-widget elementor-widget-text-editor\" data-id=\"b81b49b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>Vitamine D3<\/strong> est un d\u00e9riv\u00e9 st\u00e9ro\u00efde caract\u00e9ris\u00e9 par un anneau B ouvert. La vitamine D3 se forme \u00e0 partir du provitamine ergost\u00e9rol chez les plantes et du 7-d\u00e9hydrocholest\u00e9rol chez les animaux.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">La lumi\u00e8re ultraviolette (UV) clive l'anneau B, ce qui permet la formation de la vitamine D3 dans la peau des humains et des animaux. La vitamine D3 est une vitamine liposoluble, soluble dans les graisses. L'homme a deux sources principales d'apport de cette vitamine : l'ingestion d'aliments riches en vitamine D3 (huile de poisson, jaune d'\u0153uf, lait, beurre, foie) et la photolyse du 7-d\u00e9hydrocholest\u00e9rol dans la peau.<\/span><\/span><\/p><p><strong><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Besoins quotidiens:<\/span><\/span><\/strong> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Jusqu'\u00e0 18 ans, la dose quotidienne recommand\u00e9e est de 10 \u00b5g, apr\u00e8s quoi ces besoins sont r\u00e9duits \u00e0 5 \u00b5g.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Pendant la grossesse et l'allaitement, il est recommand\u00e9 d'ajouter 5 \u00b5g de chol\u00e9calcif\u00e9rol par jour.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a73f59e elementor-widget elementor-widget-heading\" data-id=\"a73f59e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Recommandations nutritionnelles (RDA) pour le vitamine D<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf20bfa eael-dt-th-align-center eael-table-align-center elementor-widget elementor-widget-eael-data-table\" data-id=\"cf20bfa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"eael-data-table.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"eael-data-table-wrap\" data-table_id=\"cf20bfa\" id=\"eael-data-table-wrapper-cf20bfa\" data-custom_responsive=\"false\">\n\t\t\t<table class=\"tablesorter eael-data-table center\" id=\"eael-data-table-cf20bfa\">\n\t\t\t    <thead>\n\t\t\t        <tr class=\"table-header\">\n\t\t\t\t\t\t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">\u00c2ge<\/span><\/th>\n\t\t\t        \t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">Hommes<\/span><\/th>\n\t\t\t        \t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">Femmes<\/span><\/th>\n\t\t\t        \t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">Grossesse<\/span><\/th>\n\t\t\t        \t\t\t\t            <th class=\"\" id=\"\" colspan=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"data-table-header-text\">Lactation<\/span><\/th>\n\t\t\t        \t\t\t\t        <\/tr>\n\t\t\t    <\/thead>\n\t\t\t  \t<tbody>\n\t\t\t\t\t\t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t0-12 months\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t10 mcg (400 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t10 mcg (400 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t1-13 years\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t14-18 ans\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t19-50 ans\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t51-70 ans\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t15 mcg (600 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t\t\t\t<tr>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t71+ ans\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t20 mcg (800 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t20 mcg (800 IU)\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t   \t\t\t\t\t\t\t\t\t\t\t<td colspan=\"\" rowspan=\"\" class=\"\" id=\"\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"td-content-wrapper\"><div class=\"td-content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr>\n\t\t\t        \t\t\t    <\/tbody>\n\t\t\t<\/table>\n\t\t<\/div>\n\t  \t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c7b2555 elementor-widget elementor-widget-text-editor\" data-id=\"c7b2555\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>M\u00e9tabolisme de la vitamine D3: <\/strong><\/span><\/span><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">La vitamine D3 se m\u00e9lange avec les micelles intestinales et est absorb\u00e9e dans l'intestin gr\u00eale en pr\u00e9sence d'acides biliaires. Dans le sang, elle se lie \u00e0 une prot\u00e9ine sp\u00e9cifique et ce complexe est transport\u00e9 jusqu'au foie. Au foie, une r\u00e9action d'hydroxylation a lieu et produit du 25-hydroxy-D3 (calcidiol), qui circule dans le plasma li\u00e9 \u00e0 la globuline liant la vitamine D. Une grande partie de cette forme de vitamine D subit une circulation ent\u00e9roh\u00e9patique. Le calcidiol est la principale forme de stockage de la vitamine D, et il se d\u00e9pose dans le foie, les muscles et les tissus adipeux. Dans les tubules r\u00e9naux, les os et le placenta, une nouvelle r\u00e9action d'hydroxylation produit du 1,25-dihydroxyvitamine D3 (calcitriol). Ce processus est r\u00e9gul\u00e9 par l'hormone parathyro\u00efdienne (PTH), le phosphore s\u00e9rique et la concentration propre de la vitamine D. Les r\u00e9cepteurs de la vitamine D sont homologues \u00e0 ceux des hormones st\u00e9ro\u00efdes et se trouvent dans le cytoplasme et le noyau des cellules. Bien que le terme \"vitamine D3\" soit couramment utilis\u00e9, il ne peut pas lui \u00eatre enti\u00e8rement attribu\u00e9 car il n'est pas totalement essentiel et poss\u00e8de des caract\u00e9ristiques hormonales (il est synth\u00e9tis\u00e9 dans un organe et agit dans d'autres organes).<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-566ba2b elementor-widget elementor-widget-image\" data-id=\"566ba2b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.alivitpharm.com\/wp-content\/uploads\/2022\/09\/leaves.png\" title=\"leaves\" alt=\"Leaves\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c419c6a elementor-widget elementor-widget-text-editor\" data-id=\"c419c6a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Importance biochimique: <\/strong><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">La vitamine D participe au maintien de l'hom\u00e9ostasie du calcium et du phosphore, agit sur la division cellulaire, la spermatogen\u00e8se, l'ovulation, la lactation et l'immunog\u00e9n\u00e8se.<\/span><\/span><\/p><p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>Carence en vitamine D:<\/strong> Les humains peuvent d\u00e9velopper une carence en vitamine D lorsque les apports habituels sont inf\u00e9rieurs aux recommandations pendant une p\u00e9riode prolong\u00e9e, lorsque l'exposition au soleil est limit\u00e9e, lorsque les reins ne peuvent pas synth\u00e9tiser la forme active de la vitamine D ou lorsque l'absorption par le tractus digestif est insuffisante. Les principales caract\u00e9ristiques biochimiques de la carence en vitamine D sont l'hypocalc\u00e9mie et l'hypophosphat\u00e9mie. <\/span><\/span><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Cette carence est plus fr\u00e9quente chez les personnes allergiques au lait et aux produits laitiers, et chez celles qui suivent un r\u00e9gime v\u00e9g\u00e9tarien ou v\u00e9g\u00e9talien. <\/span><\/span><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Chez les enfants, la carence en vitamine D se manifeste par le rachitisme.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Cette maladie se caract\u00e9rise par un \u00e9chec de la min\u00e9ralisation des tissus osseux, ce qui entra\u00eene des d\u00e9formations du squelette.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Outre les d\u00e9formations du syst\u00e8me osseux, le rachitisme peut provoquer un retard de d\u00e9veloppement, des cardiomyopathies, des crises hypocalc\u00e9miques, des spasmes t\u00e9taniques et des anomalies dentaires.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">L'allaitement prolong\u00e9 sans suppl\u00e9mentation en vitamine D3 peut entra\u00eener un rachitisme chez les nouveau-n\u00e9s. <\/span><\/span><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Chez les adolescents et les adultes, la carence en vitamine D peut entra\u00eener de l'ost\u00e9omalacie, o\u00f9 les os sont mal ou insuffisamment min\u00e9ralis\u00e9s.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Les sympt\u00f4mes de l'ost\u00e9omalacie sont similaires \u00e0 ceux du rachitisme : douleurs osseuses, crises hypocalc\u00e9miques, spasmes t\u00e9taniques et anomalies dentaires.<\/span><\/span><\/p><p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>Exc\u00e8s de vitamine D3<\/strong> peut r\u00e9sulter d'une prise incontr\u00f4l\u00e9e de cette vitamine, entra\u00eenant des sympt\u00f4mes de toxicit\u00e9 tels que faiblesse, vomissements, diarrh\u00e9e et maux de t\u00eate. Une hypervitaminose prolong\u00e9e peut perturber la fonction r\u00e9nale et entra\u00eener des calcifications dans la peau, les poumons et le c\u0153ur. De nombreuses \u00e9tudes ont montr\u00e9 une relation entre la prise de vitamine D3 et une fr\u00e9quence plus faible des maladies osseuses (rachitisme, ost\u00e9oporose), des maladies cardiovasculaires, de la d\u00e9pression, de la scl\u00e9rose en plaques, du diab\u00e8te de type II, ainsi que des maladies malignes. Les \u00e9tudes de laboratoire et les recherches animales sugg\u00e8rent que la vitamine D peut inhiber la canc\u00e9rog\u00e9n\u00e8se et ralentir la progression des tumeurs. En outre, cette vitamine a des effets anti-inflammatoires, immunomodulateurs et anti-angiog\u00e9niques.<\/span><\/span><\/p><p>Interactions m\u00e9dicamenteuses de la vitamine D:<br \/>&#8211; <strong>Orlistat:<\/strong> m\u00e9dicament pour la perte de poids, peut r\u00e9duire l'absorption de la vitamine D3 provenant de la nourriture et des suppl\u00e9ments.<br \/><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">&#8211; <strong>Statines:<\/strong> m\u00e9dicaments inhibant la synth\u00e8se du cholest\u00e9rol. Comme la vitamine D3 est synth\u00e9tis\u00e9e \u00e0 partir du cholest\u00e9rol, ces m\u00e9dicaments peuvent r\u00e9duire la synth\u00e8se de la vitamine D.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">De plus, de fortes doses de vitamine D3 peuvent r\u00e9duire l'efficacit\u00e9 des statines comme l'atorvastatine et la simvastatine.<br \/>&#8211; <strong>Corticost\u00e9ro\u00efdes:<\/strong> peuvent r\u00e9duire l'absorption du calcium et perturber le m\u00e9tabolisme de la vitamine D3.<br \/>&#8211; <strong>Diur\u00e9tiques thiazidiques:<\/strong> r\u00e9duisent l'excr\u00e9tion de calcium par l'urine. L'association de ces m\u00e9dicaments avec la vitamine D3 peut entra\u00eener une hypercalc\u00e9mie, en particulier chez les personnes \u00e2g\u00e9es et celles ayant une fonction r\u00e9nale alt\u00e9r\u00e9e.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e8267d elementor-widget elementor-widget-heading\" data-id=\"7e8267d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">R\u00e9f\u00e9rences<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b304ba elementor-widget elementor-widget-text-editor\" data-id=\"6b304ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/29025082\/\" target=\"_blank\" rel=\"noopener\">Intestinal absorption of vitamin D: a systematic review<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/29851137\/\" target=\"_blank\" rel=\"noopener\">Vitamin D assays and the definition of hypovitaminosis D: results from the First International Conference on Controversies in Vitamin D<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25419853\/\" target=\"_blank\" rel=\"noopener\">Screening for vitamin D deficiency in adults: U.S. Preventive Services Task Force recommendation statement<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/29194368\/\" target=\"_blank\" rel=\"noopener\">Vitamin D: Moving Forward to Address Emerging Science<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/18977996\/\" target=\"_blank\" rel=\"noopener\">Prevention of rickets and vitamin D deficiency in infants, children, and adolescents<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/static1.squarespace.com\/static\/5c0860aff793924efe2230f3\/t\/5d76b949deb7e9086ee3d7dd\" target=\"_blank\" rel=\"noopener\">Medicare cost of osteoporotic fractures<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35939577\/\" target=\"_blank\" rel=\"noopener\">Supplemental Vitamin D and Incident Fractures in Midlife and Older Adults<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Vitamin D3 Cholecalciferol Vitamin D3 is a steroid derivative characterized by an open ring B. Vitamin D3 is created from the provitamin ergosterol in plants and 7-dehydrocholesterol in animals. UV light cleaves the B ring, so vitamin D3 is created in the skin of humans and animals. Vitamin D3 is a liposoluble vitamin, dissolved in &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.alivitpharm.com\/fr\/vitamin-d3\/\"> <span class=\"screen-reader-text\">Vitamine D3<\/span> Lire la suite\u00a0\u00bb<\/a><\/p>","protected":false},"author":9,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"class_list":["post-7562","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/pages\/7562","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/comments?post=7562"}],"version-history":[{"count":0,"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/pages\/7562\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.alivitpharm.com\/fr\/wp-json\/wp\/v2\/media?parent=7562"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}