Excess supplement D for at least a month can cause decreased muscle mass tone, decreased appetite, irritability and constipation, among other problems. The infant did not experience any major results. The incidence of vitamin D surplus in the 800 IU group may indicate the need for monitoring vitamin D amounts in infants on supplement D supplementation, but we need larger studies to reply this, he said. Similarly, larger studies with longer duration of follow-up may be needed to discover out any meaningful difference in medical outcomes such as bone mineralization. .. 800 IU of vitamin D3 each day is recommended for preterm infants, says study Preterm infants might need to get 800 international units of vitamin D a day time to make sure they develop solid bones, according to a report to be presented Sunday, May 5, at the Pediatric Academic Societies annual conference in Washington, DC.Chikungunya is definitely a African term meaning the illness of the bended walker & most of the deaths have occurred in elderly people. Related StoriesOncolytic viral therapy authorized in the U.S. For make use of against late-stage melanomaStudy provides novel insight in to the development of hepatitis A virus and how it spreads to humansJohns Hopkins doctors desire people to get vaccinated against influenza virusSymptoms usually show up between four and seven days after the infecting bite and the virus causes fever, joint and muscle tissue pain, headaches and a rash.