Continue to breastfeed as long as possible. And include fruits, veggies, oats, curd in baby's diet.

Yes prebiotics is essential for improving baby's immunity as it strengthens baby's gut and helps boost their immunity. Breastmilk has prebiotics in it. Also foods like banana and apple has prebiotics in it. You can try Aptamil formula which also has prebiotics in it.

Yes. Prebiotics ensures good gut health. I would suggest u to include oats Banana and apple into the babies diet. Countinue breastfeeding as it is excellent source of prebiotics