There’s been a major shift in strategy for preventing potentially deadly peanut allergies. After a decade and a half of being told to keep peanuts away from small children, parents now are being told the opposite. The National Institute of Allergy and Infectious Diseases, a division within the National Institutes of Health, now recommends exposing infants to peanut protein when they’re only a few months old – ideally between the age of 4 to 6 months.
Source: Mayo Clinic Minute: Peanut allergy prevention