Hello Looking at your short description your symptoms could be caused by any of these conditions Acid peptic disease like stomach ulcer Liver or gall.bladder disease Irritable bowel syndrome Inflammatory bowel disease Malabsorption syndrome or food allergy If you can provide me more relevant information like your age sexand complete medical history what all investigations you have undergone so far I need all these details for better assessment of the condition. Meanwhile please follow these guidelines you should avoid fatty fried spicy and junk food You can take anti acidity medicines like pantoprazole or omeprazole with antacids Avoid smoking and alcohol Have plenty of fluids, fresh fruits and vegetables Exercise as much you can easily do like walking or swimming. Hope this helps you Please feel free to ask for more clarification I will be happy to help you Best wishes