MASON NATURAL Calcium 500 mg (Oyster Shell) with Vitamin D3 to Support Normal Bone and Muscle Function, 250 Tablets
- DAILY SUPPORT: For adults to take 1 tablet daily, preferably with food, as a dietary supplement and a great natural source of dietary calcium
- CALCIUM & VITAMIN D3: Formulated to deliver 500 mg of calcium from oyster shell plus 400 IU of vitamin D3. Oyster shell is a natural source of calcium with a high percentage of elemental calcium per serving
- BENEFITS: Known for supporting normal bone and muscle function, while also supporting calcium absorption
- CLEAN INGREDIENTS: No added sugar, yeast, wheat, diary, eggs, artificial colors or flavors, or preservatives. **Contains soy and shellfish (derivative, oyster shell)
- TRUSTED FOR OVER 50 YEARS: Mason Natural has produced quality vitamin supplements for over five decades, adhering to cGMPs (current Good Manufacturing Practices) and US guidelines with rigorous testing & inspections
Natural Bone Support with High-Absorption Formula
Support your bones naturally with Mason Natural’s Calcium from Oyster Shell plus Vitamin D3. Sourced from real oyster shells, this formula offers a high elemental calcium content per serving, helping to support normal bones, teeth, and muscle function. Enhanced with Vitamin D3, it also supports calcium absorption.
Formulated with 500 mg of calcium per tablet, derived from oyster shell for a rich and bioavailable calcium content and enhanced with 400 IU Vitamin D3. This clean formula has no added sugar, wheat, dairy, eggs, artificial colors, or flavors – just the essentials.
With over 50 years of trust and quality, Mason Natural produces all supplements under cGMP standards, ensuring rigorous testing, quality auditing, and compliance with U.S. guidelines. Our supplements are thoughtfully crafted to support your wellness goals using high-quality ingredients.
Important information
Ingredients
Vitamin D3 (cholecalciferol) 10 mcg (400 IU) Calcium (from oyster shell and calcium carbonate) 500 mg
Directions
Adults - Take one tablet daily, preferably with food, as a dietary supplement.
Legal Disclaimer
Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product Dimensions
2.89 x 2.89 x 5.16 inches; 14.8 ounces
Specifications
| Product Benefits | Metabolism, Bone Health |
| Expiry Date | Dec 2026 |
| Item Weight | 14.8 Ounces |
| Age Range (description) | Adult |
| Primary Supplement Type | Calcium |
| Item Dimensions L X W X H | 2.89 X 2.89 X 5.16 Inches |
| Package Information | Bottle |
| Flavor | Unflavor |
| Item Form | Tablet |
| Ingredients | Vitamin D3 (cholecalciferol) 10 Mcg (400 Iu) Calcium (from Oyster Shell And Calcium Carbonate) 500 Mg |
| Product Type | Nutritional Supplement |
| Unit Count | 250 Count |
| Brand | Mason Natural |
| Tags | |
|---|---|
| Tags | |