Vitabiotics Wellbaby Vitamin D3 10mcg Drops are specially formulated to support the healthy growth and development of babies and young children from birth to 4 years. Each daily 0.5ml dose provides 10µg of vitamin D3, the body’s preferred form of vitamin D, in a natural olive oil base. Vitamin D contributes to the normal growth and development of bones and teeth by supporting calcium absorption and utilisation. It also supports normal muscle function and healthy immune system function during the early stages of childhood. The convenient liquid format includes an oral syringe for accurate measurement and easy daily administration.