Benefit for EPI: Avocado is an excellent food to eat because it provides fiber, beta carotene, vitamins, potassium, and unsaturated fat. Avocado contains healthy fats that you want in your diet for exocrine pancreatic insufficiency, Lupu says.atmeal With Nuts. If you have exocrine pancreatic insufficiency, you may want to start your day with a bowl of oatmeal. Prepare one-half cup of rolled oats with fat-free or low-fat milk â a good source of vitamins A and D, which protect the immune system and help maintain strong bones.