With thousands of different products to shop for at the grocery store, how do you know which ones are diabetic friendly? Shopping for foods that are low in carbohydrates and taste good can help you stay on track when controlling blood sugar. Read food labels and check to see how many servings there are per container and check to see how many carbohydrates there are per serving. For example, if there are six servings per container and 20 grams of carbohydrates per serving, this means there are a total of 120 grams of carbohydrates for the entire container.