The ages of 3 to 6 years old are crucial for your child's development. Check out the articles below about milestones you should expect of a child at this age. Nutrition is a large part of your child's development. Enfagrow A+ Stage 4 contains DHA and a unique blend of dietary fibers (PDX), prebiotics (GOS) & Beta-Glucan that are important for overall mental and physical development. Learn more about Enfagrow A+ here!