Apart from diet there are many factors which affect the digestion. For example sleeping at day time , late night works, stress, travelling, untimely food etc.
Please give the detailed history so that we can help you in solving the problem.
Ayurveda has great medicines for Acidity too..
Next Steps
Consult online
Health Tips
Crush 1 tsp of Cumin seeds and boil it in 1 cup of water for 5 mins. Consume this decoction before food. 1/2 cup in the morning and 1/2 cup at night