Hi
Not really, it may be due to some other food. Try to do some home remedy like taking ajwain salt with water, Digene or any other antacid. If he doesn't get fine then you contact a doctor
Disclaimer: If you have any other medical issue then tip may vary.
Next Steps
Meet a Dietician/Nutritionist for personalized diet plan if required
Health Tips
Eat healthy!! Stay Healthy !! As it's the body in which you have to live in!