Yes. Many studies suggest that Vitamin D helps to prevent many more diseases than rickets in kids. Asthma, the common cold, bronchitis, and even depression are some of the maladies that can affect children and which Vitamin D helps to prevent and control. Equally important, is ensuring that children’s vitamin D levels are adequate during the early years can reduce the risk of many chronic and degenerative diseases during later years. In fact, many adult diseases are associated with vitamin D deficiency in childhood.