CALCIRIX -PLUS TABLETS with a powerful formulation of Calcium citrate 1000mg + Vitamin D3 200 IU + Zinc Sulphate Monohydrate 4mg + Magnesium Hydroxide 100mg is Calcium Citrate provides a highly bioavailable source of calcium for maintaining strong bones and teeth, while Vitamin D3 enhances calcium absorption and utilization. Magnesium supports normal muscle and nerve function, and Zinc contributes to healthy bone metabolism, immune function, and tissue repair.