Intake recommendations for iodine and other nutrients are provided in the Dietary Reference Intakes (DRIs) developed by the Food and Nutrition Board (FNB) at the Institute of Medicine of the National Academies (formerly National Academy of Sciences) [2].
Answer. The ear canal has very delicate skin; even a hair may cause itching in the ear. So no wonder itching or irritation is a common complaint from the hearing aid user who comes in for a follow up visit.
Important health precautions for your ears: Your ear canal may contain germs that are different than the rest of your skin. These germs can cause unusual and hard to treat infections of the ear skin. Because of this, itâs important not to damage the skin by vigorously scratching, even though the skin itches.