<prompt> Hind milk is richer inCarbohydrateProteinFatMinerals  <response>: The composition of breastmilk varies at different stages after birth to suit the needs of the baby.According to the postnatal period the breast milk is divided into -1. ClostrumIs the milk secreted during the first three days after delivery.It is yellow and thick.It contains more antibodies and cells and high amounts of vitamins A,D,E and K.2. Transitional milkIs secreted during the following two weeks after clostrum.The immunoglobulin and protein content decreases while the fat and sugar content increases.3. Mature milkFollows transitional milk.It is thin and watery but contains all the nutrients essential for optimal growth of the body.According to feed the breast milk is divided into -1. Fore milkIt is watery and is rich in protein, sugar, vitamins, minerals and water that satisfy the babys thirst. 2.Hind milkComes towards the end of feedRich in fat content and provides more energy, and satisfies the babys hunger.The milk of mother who delivers prematurely differs from the milk of a mother who delivers at term -Preterm milkContains more protein S, sodium, iron, immunoglobins and calories as they are needed by the preterm baby. 