--- product_id: 28180623 title: "Oyster Shell Calcium with Vitamin D3 500 mg / 5 mcg (200 IU) - Daily Calcium Supplement - 300 Tablets (1 Pack)" brand: "major" price: "€ 46.45" currency: EUR in_stock: true reviews_count: 8 category: "Major" url: https://www.desertcart.gr/products/28180623-oyster-shell-calcium-with-vitamin-d3-500-mg-5-mcg store_origin: GR region: Greece --- # 500 mg Oyster Shell Calcium 300 Tablets - Long-lasting supply 5 mcg (200 IU) Vitamin D3 Oyster Shell Calcium with Vitamin D3 500 mg / 5 mcg (200 IU) - Daily Calcium Supplement - 300 Tablets (1 Pack) **Brand:** major **Price:** € 46.45 **Availability:** ✅ In Stock ## Summary > 💪 Elevate your bone game with every tablet—because strong foundations never go out of style! ## Quick Answers - **What is this?** Oyster Shell Calcium with Vitamin D3 500 mg / 5 mcg (200 IU) - Daily Calcium Supplement - 300 Tablets (1 Pack) by major - **How much does it cost?** € 46.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/28180623-oyster-shell-calcium-with-vitamin-d3-500-mg-5-mcg) ## Best For - major enthusiasts ## Why This Product - Trusted major brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Pure Formula:** Free from gluten, yeast, milk, lactose, and artificial flavors—perfect for sensitive lifestyles. - • **Convenient Daily Dose:** Easy twice-daily tablet regimen fits seamlessly into your busy professional routine. - • **Bone-Boosting Powerhouse:** 500 mg calcium sourced from pure oyster shell for optimal absorption and strength. - • **Bulk Supply, Zero Hassle:** 300 tablets per bottle means fewer reorders and uninterrupted wellness support. - • **Sunshine Vitamin Included:** 5 mcg (200 IU) Vitamin D3 enhances calcium uptake, supporting lifelong bone health. ## Overview Major Oyster Shell Calcium with Vitamin D3 delivers a potent 500 mg dose of calcium combined with 5 mcg (200 IU) of Vitamin D3 per tablet, designed to support bone density and reduce osteoporosis risk. This gluten-free, allergen-conscious formula comes in a convenient 300-count bottle, ensuring sustained daily supplementation for adults seeking reliable, high-quality bone health support. ## Description The Major Oyster Shell Calcium 500 mg with Vitamin D3 5 mcg (200 IU) is a calcium supplement. Adequate calcium and vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis. Each tablet contains 5 mcg (200 I.U.) of Vitamin D (as cholecalciferol), 500 mg of calcium (as oyster shell), and 6 mg of sodium. These tablets are free from yeast, wheat, gluten, milk, lactose, and artificial flavors. Adults, take one tablet twice daily, preferably with a meal. Review: Exactly what I needed post-op. Great reliable calcium supplement! - I purchased the Major Oyster Shell Calcium with D3 to help keep my calcium levels up after my thyroid surgery. I'm very happy to report that it worked extremely well! The dosage was exactly what I was looking for, and it's very convenient to have a large 300-count bottle so I don't have to reorder constantly. Great product and a great price! Review: Oyster shell calcium is the best! - I’ve used this product for years never had any side effects even though it’s a larger capsule I have no trouble swallowing it. Great value for the money. ## Features - CALCIUM SUPPLEMENT: Major Oyster Shell Calcium 500 mg with Vitamin D3 5 mcg is a calcium supplement. Adequate calcium and vitamin D throughout life, as part of a well-balanced diet, may reduce the risk of osteoporosis. - ACTIVE INGREDIENTS: Each tablet contains 5 mcg (200 I.U.) of Vitamin D (as cholecalciferol), 500 mg of calcium (as oyster shell), and 6 mg of sodium. These tablets are free from yeast, wheat, gluten, milk, lactose, and artificial flavors. - HOW TO USE: Do not crush, split, or chew these tablets. Adults, take one tablet twice daily, preferably with a meal. To preserve quality and freshness, keep the bottle tightly closed. - QUALITY FORMULATION: We maintain high standards of care through strict regulatory compliance to deliver carefully formulated, effective oyster shell calcium with vitamin D3 tablets. - MAJOR PHARMACEUTICALS: At Major Pharmaceuticals, we believe wellness should be accessible to everyone. We pride ourselves on our legacy of delivering quality OTC and vitamin supplements. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B005TM1W7Y | | Age Range Description | Adult | | Allergen Information | Abalone Free | | Best Sellers Rank | #30,167 in Health & Household ( See Top 100 in Health & Household ) #166 in Calcium Mineral Supplements | | Brand | MAJOR | | Brand Name | MAJOR | | Container Type | Bottle | | Customer Reviews | 4.8 out of 5 stars 1,036 Reviews | | Diet Type | Gluten Free | | Dosage Form | Tablet | | Item Dimensions | 5.12 x 2.99 x 2.72 inches | | Item Form | Tablet | | Item Weight | 1.1 Pounds | | Item dimensions L x W x H | 5.12 x 2.99 x 2.72 inches | | Manufacturer | Major Pharmaceuticals | | Manufacturer Part Number | B005TM1W7Y | | Model Name | Oyster Shell Calcium with Vitamin D 500MG+D, 300 Count | | Model Number | B005TM1W7Y | | Number of Items | 1 | | Primary Supplement Type | Calcium | | Product Benefits | calcium supplement | | Special Ingredients | Vitamin D | | Total Servings Per Container | 300 | | UPC | 309045460726 | | Unit Count | 300 Count | ## Product Details - **Brand:** MAJOR - **Unit Count:** 300 Count - **Item Form:** Tablet - **Item Weight:** 1.1 Pounds - **Item dimensions L x W x H:** 5.12 x 2.99 x 2.72 inches - **Special Ingredients:** Vitamin D - **Diet Type:** Gluten Free - **Product Benefits:** calcium supplement - **Age Range (Description):** Adult - **Package Information:** Bottle ## Images ![Oyster Shell Calcium with Vitamin D3 500 mg / 5 mcg (200 IU) - Daily Calcium Supplement - 300 Tablets (1 Pack) - Image 1](https://m.media-amazon.com/images/I/618Gpurd7qL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Exactly what I needed post-op. Great reliable calcium supplement! *by H***Y on July 8, 2026* I purchased the Major Oyster Shell Calcium with D3 to help keep my calcium levels up after my thyroid surgery. I'm very happy to report that it worked extremely well! The dosage was exactly what I was looking for, and it's very convenient to have a large 300-count bottle so I don't have to reorder constantly. Great product and a great price! ### ⭐⭐⭐⭐⭐ Oyster shell calcium is the best! *by L***N on June 26, 2026* I’ve used this product for years never had any side effects even though it’s a larger capsule I have no trouble swallowing it. Great value for the money. ### ⭐⭐⭐⭐⭐ It’s a great product *by D***S on February 7, 2026* It’s a great product ## Frequently Bought Together - Major Oyster Shell Calcium with Vitamin D3 500 mg / 5 mcg (200 IU) - Daily Calcium Supplement - 300 Tablets (1 Pack) - Nature Made Vitamin D3 1000 IU (25 mcg), Dietary Supplement for Bone, Teeth, Muscle and Immune Health Support, 300 Softgels, 300 Day Supply - Nature Made Vitamin B12 1000 mcg, Dietary Supplement for Energy Metabolism Support, 150 Softgels, 150 Day Supply --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/28180623-oyster-shell-calcium-with-vitamin-d3-500-mg-5-mcg](https://www.desertcart.gr/products/28180623-oyster-shell-calcium-with-vitamin-d3-500-mg-5-mcg) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-07-25*