The actual milk does not come until a few days after delivery. Before delivery,and for the first few days after delivery, colostrum( a fluid rich in antibodies is secreted). Colostrum protects the new born baby against infections, and is also highly nutritious for the baby.

Jub women pregnant hoti hay tu esky sath he Breasts kay harmones be active ho jaty hen or breast ko ready kurty hen milk kay leyeh during pregnancy breast size meah ezafa ho jata hy, or pregnancy kay bhad jasa kay oper doctor sab nay btaya kay First milk nahi ata colostrum ata hay jo new born baby kay leyeh bot important hota hay,