Millions of people around the globe might never know the taste of a PB&J sandwich or crème brûlée because of severe peanut and egg allergies. For a long time, avoiding exposure to allergy-causing ...

A large Australian randomized trial of 2,137 pregnant women tested whether substantially increasing egg and peanut consumption during pregnancy and breastfeeding could prevent food allergy in infants with a strong family history of allergic disease. Higher maternal intake did not significantly reduce IgE-mediated egg or peanut allergy at 1 year, although the lower-than-expected allergy rate limited statistical power and the results could not exclude a clinically important benefit.