What is colostrum?

Colostrum is the first milk produced by the mammary glands after delivery, making it a crucial substance for newborns. It is rich in antibodies, which play a vital role in protecting infants from infections and diseases during the early days of life. This thick, yellowish fluid is produced during late pregnancy and for a few days postpartum before the milk transitions to mature breast milk.

The unique composition of colostrum not only provides essential nutrients but also helps establish the baby's gut flora and supports its immune system, which is particularly important since newborns are born with immature immune systems. This initial feeding is a key aspect of breastfeeding and has lifelong health benefits for the infant.

In contrast, formula, as mentioned in one of the other choices, is a synthetic alternative designed to simulate breast milk but does not contain the same protective components found in colostrum. The description of colostrum as a fat-rich milk is misleading, as while it does contain some fat, its primary value lies in its high concentrations of proteins, vitamins, and immunological factors. Lastly, colostrum is not a hormone; instead, it is a biological fluid produced in response to hormonal changes during and after pregnancy. This further emphasizes the distinct role of colost