My son facing problems related to stomach like gas related and not easy to him to fresh

A. kindly give easily digestible food for few days like rice dal khichdi curd buttermilk apple banana poha upma and do not give milk to the child. also it is advisable not to give any milk products like outside milk cerelac milk powder cow milk animal milk. you cannot give chocolate and icecream. you cannot give outside food as well azs preservative food. avoid giving raw food and also sugary food avoid tea coffee. if requizred your doctor will add antacids as well as anti colic medicines for your child