{"product_id":"thorne-vitamin-d3-supplement-5-000-iu-120-capsules-for-bone-and-immune-support","title":"THORNE Vitamin D3 Supplement, 5,000 IU, 120 Capsules for Bone and Immune Support","description":"\u003cp\u003e\u003cstrong\u003eTHORNE Vitamin D-5,000 is a vitamin D3 supplement designed to support bone, immune, cardiovascular, and muscle health, with 5,000 IU per capsule and 120 capsules per bottle.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5,000 IU of vitamin D3 — supports the body's vitamin D needs in a capsule format.\u003c\/li\u003e\n\u003cli\u003eCholecalciferol form — research shows D3 raises overall vitamin D levels more effectively than D2.\u003c\/li\u003e\n\u003cli\u003eCalcium absorption support — helps support healthy teeth and bones.\u003c\/li\u003e\n\u003cli\u003eImmune and cardiovascular support — addresses two additional areas of health.\u003c\/li\u003e\n\u003cli\u003eMuscle strength and cellular repair support — especially relevant for indoor athletes or people with limited sun exposure.\u003c\/li\u003e\n\u003cli\u003eNSF Certified for Sport — tested for label compliance and the absence of nearly 300 substances banned by many major athletic organizations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVitamin D is relevant to several body functions, and limited sun exposure can affect the body's natural vitamin D production. THORNE Vitamin D-5,000 is made for adults looking for vitamin D3 support, including athletes who train indoors. Its stated support areas include bone and tooth health, immune function, cardiovascular health, muscle strength, and cellular repair.\u003c\/p\u003e\n\u003ch3\u003eWhat health areas is THORNE Vitamin D-5,000 designed to support?\u003c\/h3\u003e\n\u003cp\u003eTHORNE Vitamin D-5,000 is formulated to support healthy teeth and bones by enhancing calcium absorption. It also supports immune function and cardiovascular health. These are structure and function claims: the supplement is intended to support normal body functions, not to diagnose, treat, cure, or prevent disease.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBone and tooth support is linked to calcium absorption.\u003c\/li\u003e\n\u003cli\u003eImmune and cardiovascular function are additional intended support areas.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy choose vitamin D3 rather than vitamin D2?\u003c\/h3\u003e\n\u003cp\u003eThis formula uses vitamin D3 in the form of cholecalciferol. D3 is more potent and better absorbed than vitamin D2, also called ergocalciferol, and research shows it is more effective at raising overall vitamin D levels. That distinction makes the form of vitamin D a key consideration when comparing supplements.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVitamin D3: cholecalciferol.\u003c\/li\u003e\n\u003cli\u003eVitamin D2: ergocalciferol.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow is this supplement suited to athletes?\u003c\/h3\u003e\n\u003cp\u003eTHORNE connects vitamin D3 with support for muscle strength and cellular repair, particularly for athletes who train indoors or do not get adequate sun exposure for the body's natural vitamin D production. The product is NSF Certified for Sport, with testing for compliance with label claims and for the absence of nearly 300 substances prohibited by many major athletic organizations.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThorne is trusted by more than 100 professional sports teams.\u003c\/li\u003e\n\u003cli\u003eA 2026 independent survey of US supplement consumers and health-care practitioners ranked Thorne the #1 most recommended clinical brand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith 120 capsules and 5,000 IU of vitamin D3 per capsule, this supplement suits shoppers seeking vitamin D3 support and athletes who value sport-focused testing. Its stated areas of support include calcium absorption, immune and cardiovascular function, muscle strength, and cellular repair.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eOne Capsule Contains: Vitamin D (as Vitamin D3) (5,000 IU) 125 mcg. Other Ingredients: Microcrystalline Cellulose, Hypromellose (derived from cellulose) capsule, Leucine, Silicon Dioxide, Vitamin E (d-Alpha Tocopheryl).\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many capsules are in THORNE Vitamin D-5,000?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: THORNE Vitamin D-5,000 is supplied as a 120-capsule vitamin D3 supplement, with 5,000 IU per capsule.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is THORNE Vitamin D-5,000 tested for sport?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. THORNE Vitamin D-5,000 is NSF Certified for Sport and tested for label compliance and the absence of nearly 300 substances banned by many major athletic organizations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"THORNE","offers":[{"title":"Default Title","offer_id":68643796812082,"sku":"B0FQLGSTBB","price":55.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/3491\/1282\/files\/thorne-vitamin-d3-supplement-front-view.jpg?v=1794440654","url":"https:\/\/naturalvitaminsonline.com\/products\/thorne-vitamin-d3-supplement-5-000-iu-120-capsules-for-bone-and-immune-support","provider":"Natural Vitamins Online","version":"1.0","type":"link"}