Thyroid and vitamin-mineral supplement fail to improve IQ of mentally retarded adults.
Institutionalized profoundly mentally retarded adults (N = 37) were studied to determine whether thyroid medication is an essential component of a recently introduced nutritional supplementation treatment. Biochemical assessments confirmed that compliance with the treatments was adequate; however, no significant IQ improvements were observed.
D000328:Adult; D006801:Humans; D008607:Intellectual Disability / Q000188:drug therapy*; D007360:Intelligence / Q000187:drug effects; D011736:Pyridoxine / Q000097:blood; D013974:Thyroxine / Q000097:blood / Q000627:therapeutic use*; D014131:Trace Elements / Q000627:therapeutic use*; D014815:Vitamins / Q000627:therapeutic use*
D014131:Trace Elements; D014815:Vitamins; D011736:Pyridoxine; D013974:Thyroxine