Natures aid vitamin d3 200iu drops for infants ampamp children has been designed specifically for breastfed babies infants and children natures aid vitamin d3 200iu drops for infants ampamp children is an essential vitamin that helps your body absorb calcium for strong healthy bones and teeth this is especially important for children39s growing bodies the uk department of health recommends that all babies aged from 6 months to 5 years should take a vitamin d supplement