Are you looking for information on how to prevent milk allergies? Milk allergies are rare in adults and should not be confused with lactose intolerance. The thinking on how to reduce the risk of food allergies has changed as scientific evidence has evolved. Newer guidance recommends that common food allergens be fed to most babies when they start to eat solid foods, at around 6 months. Learn about the newer infant feeding guidance and research on new approaches that may help to address milk allergy.