The American Academy of Pediatrics doesn't have an official recommendation for all children, but if allergies run in your family, many experts suggest the following schedule for introducing solid foods after six months of exclusive breastfeeding or a hypoallergenic formula. Foods should be introduced one at a time and a month apart.
After 6 months: rice cereal, meats, vegetables except for legumes (like peas and beans, including soy), fruits and juices except forcitrus
After 1 year: milk, wheat, corn, citrus, and legumes
After 2 years: eggs
After 3 years: peanut butter, fish, and shellfish