Role of key ingredients: Vitamin D3, also known as Cholecalciferol is a form of fat soluble vitamin D used to prevent and treat vitamin D deficiencies. It is also known as calciol. It helps in the absorption of phosphorous and calcium from food and supplements, and aids in the proper development and growth of the body. It helps in proper functioning of minerals and fights against calcium deficiency to keep the bones and teeth strong. Cholecalciferol is particularly useful in the treatment of certain bone disorders. Jusdee 400IU Suspension helps to prevent and treat vitamin D deficiencies. It helps treat hypocalcaemia resulting from hypoparathyroidism.