VITAMIN D3 1000iu Tablets (25mcg). (per tablet) Vitamin D3 1000iu (25mcg) 500% NRV. Vitamin D3 is contributing towards normal bones, teeth and immune system. Vitamin D3 (as Cholecalciferol), Microcrystalline Cellulose, Di-Calcium Phosphate, Magnesium Stearate.