At the beginning, you can choose iron-supplemented rice flour as a complementary food for your baby. When the baby is 7 months old, you can gradually add some fruit puree and fruit puree to the baby. If the baby's gastrointestinal absorption is good, you can also add some puree to your baby in July. Vegetable puree is the best food for baby to supplement iron. Pork puree is the best choice for vegetable puree. Don't feed your baby beef and mutton too early, because beef and mutton can easily cause allergies.