Parents can ward off peanut allergies — with peanuts! Enlarge this image By Christine Palumbo It’s not often that a health organization makes a complete 180-degree turn with a long-standing recommendation. But the National Institute of Allergy and Infectious Diseases did just that earlier this year with their advice about preventing peanut allergies. Rather than avoiding peanuts, the new guidelines recommend exposing infants to peanuts early — as young as four to six months of age — to prevent or reduce the chance of developing a peanut allergy later. “This is a significant change in practice, as parents were previously told to avoid peanuts until age 3,” says Rachael Costello at Rachael Costello Nutrition. The landmark study that influenced the reversal, “Learning Early About Peanut Allergy” clinical trial, showed that introduction of peanut products into the diets of infants at high risk of developing peanut allergy is safe. Not only that, but the study showed that early peanu..