Learn about DHA and brain development with Enfamil A+. A baby's brain more than doubles in the first year of life, and within the first 3 years of life 85% of brain growth has occurred. A baby's brain contains Omega-3 fat and most of that fat is DHA, an important building block of the brain. Find out more about the importance of DHA and Enfamil A+® formula when you watch the video.