Breastfeeding mom supplement DHA baby before six months do not need additional supplement DHA, after six months can be supplemented by adding complementary foods. DHA can promote the development of the baby’s brain and eyesight, breastfeeding mother supplemented DHA can be absorbed by the baby through the milk, as long as the mother nutritionally balanced, not picky about what to eat, breast milk is normal, the baby does not need to supplement the additional general, eat breast milk can be. Six months after the baby due to faster development, this time can be reasonable to add complementary foods, DHA intake from food, such as walnuts, peanuts or sea fish, sea shrimp and other foods, help the baby’s brain, retinal development.