my 14 year old grand daughter has moderate developmental .anxiety/a d d, add meds discontinued doing well discharge from the psychiatrist,,, went to homeopathy suggested vitamin A 10.000iu daily ,,, also ordered nutri multi vitamin for adult women which has all the vitamins..... vitamin D 1000 IU,,,, Iam very reluctant in giving her that vitamin,,, her weight approx 100lb,,, any suggestions thanks maria grand ma