Lactation of suckling by the baby. The milk ejection reflex (also called let-down reflex) is not always consistent, especially at first. Once a woman is conditioned to nursing, let-down can be triggered by a variety of stimuli, including the sound of any baby. Even thinking about breastfeeding can stimulate this reflex, causing unwanted leakage, or both breasts may give out milk when an infant is feeding from one breast. However, this and other problems often settle after two weeks of feeding. Stress or anxiety can cause difficulties with breastfeeding. The release of the hormone oxytocin leads to the "milk ejection" or
Milk substitute are often coconut milk or plant cream, due to the higher fat and lower water content preventing the formation of ice crystals. Breast milk substitutes are available for infants if breast feeding is not an option. Infant formulas based on cow’s milk, soy or rice can be a supplement to breast milk or a sole source of nutrition before solid food is introduced. Infant formula is usually fortified with dietary nutrients optimised for babies and toddlers, such as iron, to ensure survival, growth and health of the baby. Milk substitute A milk substitute (or, more precisely, an analogue of mammalian