This seems like acidity trouble .
Do you have constipation?
Acidity ?
Plenty of Salads and Fruits in Diet.Avoid oily and fried food.Eat Small frequent meals.
Avoid Chillies, Spices, Cauliflower, Beans, Peppers, tea , coffee especially at night.
Avoid alcohol and smoking.Avoid Carbonated drinks , juices .
Don't lie down immediately after meals .At least for 30 minutes.
Next Steps
Private consult with me for complete treatment protocols