What most naturally follows?

How to treat gastroparesis naturally
Visit a doctor or dietitian.
He or she can help design a diet that will work for you. It's important to have multiple options that sound good to you.
Don't just cut out foods--find new foods that will help you deal with the disease. Keep in mind that changing your diet is an ongoing project, and you might need to meet with your doctor or dietitian multiple times to get it right.