VITAMIN D is made by the body when skin is exposed to sunlight. Thus its deficiency is very common. The oral preparation comes in many forms like tablet, capsule, sachet and oral liquids. The oral liquid formulation have better absorption than the mouth dissolving tablet or soft gelatine capsules. The formulations comes in various forms like weekly dose of 60 thousand IU, and daily dose of 1000 and 2000 IU. Child formulations comes as oral drops.