Rugby Oysco delivers 500 mg of bioavailable calcium from oyster shells combined with Vitamin D to optimize skeletal mineralization and support long-term bone integrity. This synergistic formulation addresses a critical nutritional gap—Vitamin D enhances calcium absorption efficiency, ensuring your body utilizes this essential mineral effectively. Ideal for maintaining bone density, promoting dental strength, and supporting musculoskeletal function throughout aging. Each tablet provides a natural, concentrated source of minerals your bones depend on for structural resilience and metabolic health.