"You are what you eat" is a very common saying. This is especially true with patient who suffer from diabetes. The three main type of energy sources are carbohydrates, fast and proteins. However people with diabetes have a hard time processing carbohydrates in their bloodstreams which can lead inflammation and damage to their feet, leading to ulcers.
Keeping your blood sugar down is important, however making sure your protein intake is high is extremely important to maintain muscularity and the ability to heal if you are prone to ulcers. Wearing the proper shoes and taking care of your diabetes is also imperative.