Follow the Yes/No Foods list from Week 1 through Week 8. On the 9th week you may begin reintroducing specific foods in a specific order to see how they work for your body. Here is an overview of when you may try adding back each food:

Week 1-8
Follow Yes & No foods list
Week 9
You may add back in: dried fruit, juices, soy sauce, vinegar, legumes, tofu, nuts, and popcorn
Week 11
You may add back in: Grains
Week 13
You may add back in: Pasta, bread, chips, crackers, etc.
Week 15
You may add back in: Sugars (This includes any type of alcohol.)
Week 17
You may add back in: Dairy and dairy substitutes

Tips for success:
It may be necessary to delay adding any foods that your body is sensitive to for a few additional weeks. Listen to your body!