Which food has less impact on blood sugar?

CRUST (ENRICHED WHEAT FLOUR [WHEAT FLOUR, BARLEY MALT, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], WATER, CONTAINS LESS THAN 2% OF CALCIUM PROPIONATE, DEXTROSE, FUMARIC ACID, POTASSIUM SORBATE, SALT, SOY LECITHIN, SOYBEAN OIL, YEAST), SAUCE (WATER, TOMATO PASTE, SEASONING (SUGAR, SALT, GARLIC, SPICE, MALTODEXTRIN, SOYBEAN OIL, CITRIC ACID, XANTHAN GUM, TOMATO POWDER, TRICALCIUM PHOSPHATE, YEAST EXTRACT, GARLIC EXTRACT, NATURAL FLAVOR), PARMESAN CHEESE (PASTEURIZED COW'S MILK, CHEESE CULTURE, SALT, ENZYMES), LOW MOISTURE PART-SKIM MOZZARELLA CHEESE (PASTEURIZED PART-SKIM MILK, CHEESE CULTURES, SALT, ENZYMES), PORK PIZZA TOPPING (PORK, WATER, TEXTURED SOY FLOUR [SOY FLOUR, SALT], CONTAINS 2% OR LESS; SALT, SPICES, HYDROLYZED SOY PROTEIN, MALTODEXTRIN, FLAVORING, PAPRIKA [COLOR], TBHQ, BHT, CITRIC ACID), PEPPERONI MADE WITH PORK, CHICKEN AND BEEF (PORK, MECHANICALLY SEPARATED CHICKEN, BEEF, SALT, SPICES, DEXTROSE, LACTIC ACID STARTER CULTURE, OLEORESIN OF PAPRIKA, SODIUM ASCORBATE, FLAVORING, SODIUM NITRITE, BHA, BHT, CITRIC ACID), RED PEPPERS, GREEN PEPPERS, RIPE OLIVES (SALT, FERROUS GLUCONATE), WHITE ONION.