Aptamil by far is the closest to breast milk and has prebiotics help in strengthening the gut

Aptamil is good, you can suggest it for your sister baby after her doctor suggestions. And also introduce her baby to solid foods.

Aptamil is good. My pediatrician also suggested me for my son. It is contain of prebiotics and prebiotics are good for healthy gut and immunity of child.

Go for it. Our pediatrician suggested Aptamil as it contains prebiotics and is close to breastmilk