Ingredients aside, the data is very strong on health outcomes for breast fed versus formula fed babies.
Breat feeding is associated with a (small) difference in IQ: https://onlinelibrary.wiley.com/doi/full/10.1111/apa.13139
Just search breast vs formula milk systematic review on Google scholar and you should be able to find loads of studies.
What you choose to do with that research is entirely up to you.