{"product_id":"21st-century-calcium-1000mg-plus-vitamin-d3-800-iu-90-tablets-pack-of-4-b001g7qwnu","title":"21st Century Calcium 1000mg Plus Vitamin D3 800 IU, 90 Tablets (Pack of 4)","description":"\u003ch2\u003eKey Benefits of Calcium and Vitamin D\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBone health:\u003c\/strong\u003e Calcium provides the building blocks for bones, while vitamin D enhances its absorption to help maintain bone density as you age.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmune function:\u003c\/strong\u003e Vitamin D contributes to a healthy immune system, supporting your body's defences against seasonal challenges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuscle function:\u003c\/strong\u003e Adequate levels of both nutrients are essential for normal muscle contraction and coordination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConvenient potency:\u003c\/strong\u003e Each tablet delivers 1000 mg of calcium (as calcium carbonate) and 800 IU of vitamin D3 (cholecalciferol), the preferred form for bioavailability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Combine Calcium and Vitamin D?\u003c\/h2\u003e\u003cp\u003eDiscover 21St Century Calcium, — Calcium and vitamin D work synergistically to promote strong bones and overall health. Vitamin D is crucial for efficient calcium absorption, making this duo vital for maintaining bone density and muscle function. A significant portion of the population does not get enough of these nutrients, particularly during winter months or with limited sun exposure. This supplement provides 1000 mg of calcium per serving plus 800 IU of vitamin D—double the amount in many standard formulas—to help fill nutritional gaps.\u003c\/p\u003e\u003ch2\u003eWho Might Benefit from This Supplement?\u003c\/h2\u003e\u003cp\u003eIndividuals with limited sun exposure, such as those living in northern climates or spending most of the day indoors, may need additional vitamin D. Older adults, postmenopausal women, and those with lactose intolerance or dairy-free diets often require supplementary calcium as well. This product is suitable for anyone seeking a higher vitamin D intake without taking multiple pills.\u003c\/p\u003e\u003ch2\u003eSafety and Side Effects\u003c\/h2\u003e\u003cp\u003eCalcium and vitamin D are generally safe when taken as directed. Excessive calcium intake may cause constipation or interact with certain medications. Very high doses of vitamin D over extended periods can lead to toxicity. Consult a healthcare practitioner if you are pregnant or breastfeeding, or if you have existing health conditions or take prescription drugs. Always read the label and follow directions for use.\u003c\/p\u003e\u003cp\u003eThis product is a natural health product (NHP) licensed under the Natural Health Products Regulations. These statements are based on traditional use. Consult a healthcare practitioner for use beyond recommended dosage.\u003c\/p\u003e\u003ch2\u003eHow to Choose the Right Dosage\u003c\/h2\u003e\u003cp\u003eThe recommended dietary allowance (RDA) for calcium varies by age and gender, typically ranging from 1000 to 1200 mg per day. Vitamin D recommendations often start at 600–800 IU for adults. This supplement provides one tablet per serving, so you can adjust based on your dietary intake and professional advice. The pack of 4 bottles offers a convenient supply for long-term use.\u003c\/p\u003e\u003ch2\u003eWhat to Look for in a Quality Supplement\u003c\/h2\u003e\u003cp\u003eThis formula uses calcium carbonate, a well-absorbed form when taken with food. Vitamin D3 is the same type your body produces from sunlight, making it more effective than D2. The product is manufactured by 21st Century, a trusted brand in the supplement industry. Store in a cool, dry place and keep out of reach of children.\u003c\/p\u003e","brand":"21st Century","offers":[{"title":"Default Title","offer_id":48346413138158,"sku":null,"price":89.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/1158\/7822\/files\/81ZWmPyLIrL._AC_SL1500.jpg?v=1784388748","url":"https:\/\/vitamin4ca.com\/products\/21st-century-calcium-1000mg-plus-vitamin-d3-800-iu-90-tablets-pack-of-4-b001g7qwnu","provider":"vitamin4ca","version":"1.0","type":"link"}