Pro D3 30, 000IU Capsules Pro D3 30, 000IU Capsules contain pharmacopoeia grade vitamin D3 (cholecalciferol) at a strength of 30, 000IU (750mcg). They are free from gelatine, preservatives, salt, yeast, peanut & soya. Pro D3 30, 000 Capsules are approved by the Vegetarian Society as suitable for vegetarian & by the Halal Monitoring Committee as Halal.