Iodine Deficiency Hurts Mind-Body-Mouth What All Mothers Need to Know About Children’s IQ and Dental Development Question: What is the leading preventable cause of mental retardation? Answer: Iodine Deficiency during pregnancy (1, 2) Iodine deficiency is also linked to higher incidence of ADHD and lower IQ (3), and weak enamels and delayed eruption of teeth […]