Breast milk for the newborn child plays a very vital role in protecting a baby's health during the first few months of its life is played by the mother's breast milk. Breast milk is living nutritious food that contains an optimum proportion of proteins, fats, vitamins, minerals, and fluids that are crucial for healthy physical development and rapid mental growth and advancement. Breast-feeding as baby grows up the content of breast milk in relation to the stage of growth gets modified. The milk contain enzymes facilitating digestion, good fats crucial for visual development, learning and development of infant’s brain, proteins in easily absorbable form for the infants, and consequently easy digestion of breast milk in the most relaxed manner. The first six month Exclusive breast-feeding to infant since that breast milk will be enough alone to feed baby during this duration is recommended by the WHO.