<prompt> Iodine RDA is -300 microgram500 microgram150 microgram50microgram  <response>: Ans. is c i.e., 150 microgram o The RDA of iodine for adults is 150 microgram.GroupRecommended daily intakePreschool children 0-59 monthsSchool children 6 - 12 yearsAdults 12 yearsPregnancy and lactation90 meg120 meg150 meg250 meg 