Hi thanks for asking question.
You have not mentioned whether hepatitis present or not.
For diagnosis of
viral hepatitis viral marker can be done.
Here are few suggestion that might be helpful to you for better relief.
Avoid refined sugar and refined food.
Healthy
carbohydrate like green leafy vegetables, fruits,whole grain useful.
Avoid
trans fat containing food like cheese,butter,chicken, beeef ,pork meat,
cake, pestry etc.
Take minimal oil in food, and use omega 3 fatty acid containing oil like olive oil, sunflower oil, pea nut oil etc.
Do regularly 30 minute exercise like running, jogging, cycling etc.
Avoid alcohol.
Garlic is very beneficial that can be taken early in the morning on empty stomach as 1 to 2 garlic after peeling.
Cumin seed with water is also helpful.
With these measures you will benefit most.
I hope my suggestion will help you.
Wish you good health