Which food has less impact on blood sugar?

WHITE CONFECTIONERY COATING (SUGAR, PALM KERNEL OIL, NONFAT DRY MILK, LACTOSE, TITANIUM DIOXIDE [COLOR], SOY LECITHIN, DISTILLED MONOGLYCERIDES, VANILLA), PRETZELS (ENRICHED WHEAT FLOUR [WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID], CORN SYRUP, VITAL WHEAT GLUTEN, SALT, VEGETABLE OIL [MAY CONTAIN ONE OR MORE OF THE FOLLOWING: HIGH OLEIC CANOLA, CANOLA, CORN, SOYBEAN], BARLEY MALT EXTRACT, SODIUM BICARBONATE AND/OR AMMONIUM BICARBONATE, YEAST), CHOCOLATEY COATING (SUGAR, PALM KERNEL OIL, COCOA POWDER [PROCESSED WITH ALKALI], NONFAT DRY MILK, WHEY POWDER, SOY LECITHIN, SALT, NATURAL AND ARTIFICIAL FLAVOR), CANDY CORN (SUGAR, CORN SYRUP, CONTAINS LESS THAN 2% OF THE FOLLOWING: CONFECTIONER'S GLAZE, SALT, EGG WHITES, HONEY, GLYCERINE, NATURAL AND ARTIFICIAL FLAVORS, ARTIFICIAL COLORS [INCLUDES YELLOW 5, RED 40, BLUE 11, WHITE MINERAL OIL, VEGETABLE OIL [COCONUT OIL, CANOLA OIL], CARNAUBA WAX), NONPAREILS (SUGAR, CORN STARCH, RED 3, YELLOW 5, RED 40, BLUE 1, CONFECTIONER'S GLAZE, CARNAUBA WAX), CORN BISCUITS (MILLED CORN, SUGAR, CORN BRAN, SALT, MOLASSES, BAKING SODA, MIXED TOCOPHEROLS [PRESERVATIVE]), ROUND OAT CEREAL (WHOLE GRAIN OAT FLOUR, WHEAT STARCH, SUGAR, MODIFIED CORNSTARCH, OAT FIBER, SALT, OAT EXTRACT, TRIPOTASSIUM PHOSPHATE, DICALCIUM PHOSPHATE, MIXED TOCOPHEROLS [PRESERVATIVE]).