What is resistant starch, and how can resistant starch help people living with diabetes or managing their blood sugars? Resistant starch is one of my favorite food science and nutrition concepts to explain to people with diabetes. It’s easy to incorporate and many (though not all) may see a benefit. Resistant starch is exactly like it sounds… it’s resistant to digestion. It behaves similarly to soluble fiber in the body. You can increase the amount of resistant starch found in foods like potatoe