eli5: why isn’t formula milk just formulated to be better than breastmilk?

Question

eli5: why isn’t formula milk just formulated to be better than breastmilk?

In: 1316

Answer 1

Part of it is that breast milk is attuned to a baby’s needs, i.e. if the baby is sick the body starts to produce and include antibodies in the breast milk. As the baby ages, the composition of the milk changes, more sugar or more fat or more protein, as needed.q