--- product_id: 13471658 title: "Calcium 500 mg Plus D3 Tablets, 400 Count" brand: "21st century" price: "€ 36.24" currency: EUR in_stock: true category: "21st Century" url: https://www.desertcart.at/products/13471658-calcium-500-mg-plus-d3-tablets-400-count store_origin: AT region: Austria --- # Gluten-free & no artificial flavors 500 mg Calcium per tablet 200 IU Vitamin D3 for absorption Calcium 500 mg Plus D3 Tablets, 400 Count **Brand:** 21st century **Price:** € 36.24 **Availability:** βœ… In Stock ## Summary > πŸ’ͺ Elevate your bone game with science-backed strength! ## Quick Answers - **What is this?** Calcium 500 mg Plus D3 Tablets, 400 Count by 21st century - **How much does it cost?** € 36.24 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/13471658-calcium-500-mg-plus-d3-tablets-400-count) ## Best For - 21st century enthusiasts ## Why This Product - Trusted 21st century brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Trusted Legacy:** Over 30 years of quality assurance from 21st Century, a name you can rely on - β€’ **Bone Power Boost:** 500 mg oyster shell calcium supports strong, resilient bones every day - β€’ **Easy Daily Ritual:** One tablet twice daily with meals fits seamlessly into your busy lifestyle - β€’ **Sunshine Absorption:** 200 IU Vitamin D3 enhances calcium uptake for maximum bone health impact - β€’ **Clean & Pure Formula:** Gluten-free, yeast-free, and no artificial flavorsβ€”because your body deserves the best ## Overview 21st Century Calcium 500 mg Plus D3 Tablets deliver a potent daily dose of calcium sourced from oyster shell, paired with vitamin D3 to optimize absorption. This gluten-free, no artificial flavor supplement supports bone health and is designed for easy twice-daily use. Trusted for over 30 years, it’s a reliable choice for health-conscious adults aiming to maintain strong bones and overall wellness. ## Description "21st Century Calcium 500 mg + D3 – Bone Health SupplementThe 21st Century Calcium 500 + D3 delivers 500 mg of calcium (sourced from Oyster Shell), an essential mineral for supporting bone health*, with added 5 mcg (200 IU) Vitamin D3 to assist with calcium absorption*. This formula is designed to help support bone strength as part of your daily wellness routine.Each tablet provides a reliable dose of calcium and vitamin D3, suitable for both men and women addressing nutritional gaps. This dietary supplement is gluten-free and free from added yeast or artificial flavors, a reliable choice for health-conscious adults.Take one tablet with any meal, twice daily, or as directed by your healthcare provider. For easier swallowing, take it with a large glass of water. Tablets may be broken in half and taken with a multivitamin. With over 30 years of expertise, 21st Century Vitamins maintains high standards to ensure each product supports your wellness needs. From sourcing premium ingredients to rigorous testing and production, every product meets stringent purity benchmarks.*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease." ## Features - Calcium supplement: the 21st century calcium 500 + d3 supplement delivers 500 mg of calcium (from oyster shell), an essential mineral for bone health along with 5 mcg (200 IU) vitamin d3 to assist with better absorption** - Premium calcium plus d formula: made with the finest ingredients, this bone health supplement is gluten-free and free from added yeast or artificial flavors, offering a reliable choice for health-conscious adults - Easy daily nutrition: take one tablet with any meal, twice daily or as directed by a healthcare provider. for easier swallowing, take it with a large glass of water. tablets can be broken in half & taken with a multivitamin. follow recommended dosage - Caution & care: consult a healthcare provider before use if pregnant, nursing, on medications, have. a medical condition, or are planning a medical procedure. store safely, out of reach of children, and always check the seal for tampering - Wellness that works for you: for over 30 years, the 21st century has been proud to offer high-quality, innovative, and trusted vitamin and supplement products to improve the health and well-being of individuals, families, and communities worldwide ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00H3KR9WC | | ASIN | B00H3KR9WC | | Age Range Description | Adult | | Allergen Information | Gluten Free | | Best Sellers Rank | #33,216 in Health & Household ( See Top 100 in Health & Household ) #188 in Calcium Mineral Supplements #2,190 in Sales & Deals | | Brand Name | 21st Century | | Concentration | 500 Mg | | Customer Reviews | 4.7 4.7 out of 5 stars (1,804) | | Date First Available | December 9, 2013 | | Diet Type | Gluten Free | | Flavor | Unflavored | | Global Trade Identification Number | 00740985275238 | | Is Discontinued By Manufacturer | No | | Item Form | Tablet | | Item Nype Name | Calcium Supplement | | Item Weight | 1.49 Pounds | | Item model number | 27523 | | Manufacturer | 21st Century HealthCare, Inc. | | Manufacturer | 21st Century HealthCare, Inc. | | Manufacturer Part Number | 27523 | | Material Type Free | Gluten Free, No Artificial Colors, No Artificial Flavors | | Model Number | 27523 | | Number of Items | 1 | | Primary Supplement Type | Calcium, Vitamin D3 | | Product Benefits | Bone Strength | | Product Dimensions | 3.13 x 3.13 x 6.5 inches; 1.49 Pounds | | UPC | 740985275238 | | Unit Count | 400 Count | ## Product Details - **Brand:** 21st Century - **Flavor:** Unflavored - **Item Form:** Tablet - **Primary Supplement Type:** Calcium, Vitamin D3 - **Unit Count:** 400 Count ## Images ![Calcium 500 mg Plus D3 Tablets, 400 Count - Image 1](https://m.media-amazon.com/images/I/61KMu7YDrNL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - 21st Century Calcium 500 mg Plus D3 Tablets, 400 Count - Centrum Silver Women's Multivitamin for Women 50 Plus, Multivitamin/Multimineral Supplement with Vitamin D3, B Vitamins, Non-GMO Ingredients, Supports Memory and Cognition in Older Adults - 200 Ct - Nature's Bounty Fish Oil Omega 3 Supplements - Supports Heart Health, 1200 Mg Fish Oil, Omega-3, 200 Softgels (Pack of 1) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/13471658-calcium-500-mg-plus-d3-tablets-400-count](https://www.desertcart.at/products/13471658-calcium-500-mg-plus-d3-tablets-400-count) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-07-21*