Cholesterol levels are high in breast milk than formulas. The cholesterol helps in brain growth as well as it provides the building blocks such as vitamin D, intestinal bile, and hormones. Some fatty acids contained in breast milk promote brain development. The brain of your baby grows at the right pace and proportion with age. In preterm babies, breast milk speeds up brain development to ensure they don't have cognitive milestone delays later on in life. Babies that drink breast milk have a higher IQ, and as they transition to school, they score better on IQ tests. Babies who are breastfed well into toddler-hood are known to have higher IQ scores.Next