ORBIS Vitamin D & Nutritional Calcium Tablets are a nutritional health product that are rich in vitamin D and calcium. Vitamin D promotes calcium absorption and helps maintain bone health. Calcium is not only an important component of bones and teeth, but also participates in many biological processes, such as heart contraction and nerve transmission. ORBIS Vitamin D & Nutritional Calcium Tablets use high-quality calcium sources imported from Japan. They are easy to absorb and do not contain artificial colors and flavors. They are a safe and effective calcium supplement. It is recommended to take 1-2 tablets per day, preferably after meals to increase absorption.