“But despite advances in how baby milk powder is formulated and manufactured, it doesn’t come close to matching the health benefits of your breast milk. Human milk has evolved over millions of years to be the perfect food for human babies. It’s much more complex than other mammal’s milk, as it builds our more complex brains and unique digestive and immune systems.”

Ref: https://www.medela.com/breastfeeding/mums-journey/breast-milk-vs-formula