{"id":147629,"date":"2026-05-20T13:07:51","date_gmt":"2026-05-20T13:07:51","guid":{"rendered":"https:\/\/mycoresupplements.nl\/product\/ostrovit-vitamin-d3-4000iu\/"},"modified":"2026-05-20T13:07:51","modified_gmt":"2026-05-20T13:07:51","slug":"ostrovit-vitamin-d3-4000iu","status":"publish","type":"product","link":"https:\/\/mycoresupplements.nl\/en\/product\/ostrovit-vitamin-d3-4000iu\/","title":{"rendered":"OstroVit Vitamin D3 4000IU"},"content":{"rendered":"<h2 class=\"cm__heading\">OstroVit Vitamin D3 4000iu Soft Gels<\/h2>\n<p class=\"cm__heading\">Vitamin D3 4000IU is a dietary supplement which has a high content of vitamin D3 that is required for the proper functioning of the body.<\/p>\n<section class=\"cm__section\">\n<ul class=\"cm__list\">\n<li><strong>The source of vitamin D3<\/strong>\u00a0&#8211; One capsule contains 4000 IU cholecalciferol.<\/li>\n<li><strong>Enriched with olive oil<\/strong>\u00a0&#8211; The presence of fat in the product positively affects the absorption and assimilation of the active substance.<\/li>\n<li><strong>1 serving = 1 capsule<\/strong><\/li>\n<li><strong>Efficiency<\/strong>\u00a0&#8211; The packaging of the product is enough for four months of regular supplementation.<\/li>\n<li><strong>Convenient form<\/strong>\u00a0&#8211; The preparation in the form of easy-to-swallow, softgel capsules ensures a trouble-free supply of the valuable ingredient.<\/li>\n<\/ul>\n<h2 class=\"cm__heading\">OstroVit Vitamin D3 4000 IU &#8211; Richness of valuable micronutrient<\/h2>\n<p class=\"cm__text\"><strong>Vitamin D3<\/strong>, also known as cholecalciferol, is a steroidal, organic chemical compound, which belongs to the group of fat-soluble vitamins. Thus, the assimilation of the ingredient is closely related to the presence of fats in the daily diet. Vitamin D3 is a substance, which is delivered to the body with food (it can be found i.a. in oily sea fish), as well as through skin synthesis. However, it is stored primarily in adipose tissue and liver. In addition to cholecalciferol, OstroVit preparation also includes a source of fat, which is olive oil, which positively affects the absorption of the active compound and has a positive effect on the quality and effectiveness of the dietary supplement.<\/p>\n<h2 class=\"cm__heading\">Properties of the ingredients contained in OstroVit Vitamin D3 4000 IU<\/h2>\n<p>Vitamin D present in the product helps to maintain healthy bones and teeth and in the proper functioning of muscles and what is more, it supports the proper functioning of the immune system. The compound also helps in the proper absorption and use of calcium and phosphorus and in maintaining the proper level of calcium in the blood. Also involved in the process of cell division.<\/p>\n<\/section>\n<section class=\"cm__section\">\n<div class=\"cm__heading\">Laboratory confirmed quality<\/div>\n<p class=\"cm__text --bold\">Out of concern for the health of our customers, our products are regularly tested in an independent accredited laboratory to ensure and maintain the highest quality.<\/p>\n<p>&nbsp;<\/p>\n<\/section>\n<h3 class=\"--label col-12 --expanded\">Suggested usage<\/h3>\n<div class=\"col-12 col-md-10 col-lg-8\">\n<p>Healthy adults over 75 years of age &#8211; 1 capsule daily with a meal.<\/p>\n<p><strong>It is advisable to perform a 25-(OH) D blood test and consult the doctor or pharmacist before use.<\/strong><\/p>\n<p>Do not exceed the recommended daily dose. Do not use the product as a substitute (replacement) for a varied diet. Recommended are balanced diet and healthy lifestyle. Do not ingest if you are allergic to any of the ingredients. Children, pregnant or nursing woman must not take the product. Keep out of the reach of children.<\/p>\n<p>&nbsp;<\/p>\n<div class=\"--composition mb-4\">\n<h3 class=\"--sublabel\"><strong>Ingredients<\/strong><\/h3>\n<div class=\"--composition mb-4\">\n<p>Olive oil, capsule shell (gelatin, humectant: glycerol; purified water), cholecalciferol (vitamin D).<\/p>\n<p>Product may contain milk (including lactose), soy, peanuts, other nuts, sesame seeds, cereals containing gluten, eggs, crustaceans, fish.<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"--nutrit\">\n<h3 class=\"--sublabel\"><strong>Nutrition Facts<\/strong><\/h3>\n<div class=\"nutrition_table_wrapper\">\n<div class=\"top_info\"><label>Net weight of product: 26 g<\/label><\/div>\n<div class=\"top_info\"><label>Servings per container: 120<\/label><\/div>\n<div class=\"top_info\"><label>Serving size: 1 capsule<\/label><\/div>\n<div class=\"table_wrapper\">\n<table>\n<tbody>\n<tr>\n<th>Active ingredients<\/th>\n<th>Per portion<\/th>\n<th>% RI*<\/th>\n<\/tr>\n<tr>\n<td>Vitamin D<\/td>\n<td>100 \u00b5g \/ 4000 IU<\/td>\n<td>2000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>*RI &#8211; Reference intake<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>Also check out other OstroVit products\u00a0<a href=\"https:\/\/mycoresupplements.ie\/product-category\/brands\/ostrovit\/\">here<\/a>.<br \/>\nAdditionally find out more about OstroVit\u00a0<a href=\"https:\/\/ostrovit.com\/\">here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>4000iu Vitamin D per\u00a0 Soft Gel Capsule<\/p>\n<p><strong>Contains 120 Soft Gel Capsules<\/strong><\/p>\n","protected":false},"featured_media":147630,"template":"","meta":[],"product_brand":[],"product_cat":[323,306],"product_tag":[],"class_list":["post-147629","product","type-product","status-publish","has-post-thumbnail","product_cat-vitamin-d","product_cat-vitamins-minerals","sales-flash-overlay","woocommerce-text-align-center","woocommerce-image-align-center","do-quantity-buttons","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>OstroVit Vitamin D3 4000IU - MyCore Supplements NL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mycoresupplements.nl\/en\/product\/ostrovit-vitamin-d3-4000iu\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"OstroVit Vitamin D3 4000IU - MyCore Supplements NL\" \/>\n<meta property=\"og:description\" content=\"4000iu Vitamin D per\u00a0 Soft Gel Capsule Contains 120 Soft Gel Capsules\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mycoresupplements.nl\/en\/product\/ostrovit-vitamin-d3-4000iu\/\" \/>\n<meta property=\"og:site_name\" content=\"MyCore Supplements NL\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/MyCoreSupplements\/\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mycoresupplements.nl\/wp-content\/uploads\/2026\/05\/OstroVit-Vitamin-D3-4000iu.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"389\" \/>\n\t<meta property=\"og:image:height\" content=\"389\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/\",\"url\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/\",\"name\":\"OstroVit Vitamin D3 4000IU - MyCore Supplements NL\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/mycoresupplements.nl\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/OstroVit-Vitamin-D3-4000iu.jpg\",\"datePublished\":\"2026-05-20T13:07:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/#primaryimage\",\"url\":\"https:\\\/\\\/mycoresupplements.nl\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/OstroVit-Vitamin-D3-4000iu.jpg\",\"contentUrl\":\"https:\\\/\\\/mycoresupplements.nl\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/OstroVit-Vitamin-D3-4000iu.jpg\",\"width\":389,\"height\":389},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/product\\\/ostrovit-vitamin-d3-4000iu\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/mycoresupplements.nl\\\/en\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Vitamins &amp; 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