Which food has less impact on blood sugar?

HONEY GRAHAM SQUARES (CORN MEAL, WHOLE GRAIN WHEAT, SUGAR, FANCY MOLASSES, SUNFLOWER OIL, FRUCTOSE, MODIFIED CORN STARCH, BROWN SUGAR SYRUP, HONEY, SALT, BAKING SODA, CALCIUM CARBONATE, TRISODIUM PHOSPHATE, SOY LECITHIN [EMULSIFIER], DEXTROSE), MILK AND WHITE CHOCOLATE CHIPS (SUGAR, COCOA BUTTER, WHOLE MILK POWDER, NONFAT MILK POWDER, BUTTER OIL, UNSWEETENED CHOCOLATE, SOY LECITHIN, NATURAL VANILLA FLAVOR), WHITE AND DARK COATING (SUGAR, PALM KERNEL AND PALM OIL, COCOA POWDER [PROCESSED WITH ALKALI], NONFAT MILK POWDER, WHOLE MILK POWDER, WHEY POWDER, SOY LECITHIN, NATURAL VANILLA FLAVOR), MARSHMALLOWS (SUGAR, CORN SYRUP, MODIFIED CORN STARCH, PORK GELATIN, NATURAL FLAVOR), CARAMEL CORN (SUGAR, POPCORN, BROWN SUGAR, GLUCOSE, BUTTER, SOY MARGARINE [SOYBEAN OIL, HYDROGENATED SOY OIL, WATER, SALT, NONFAT MILK POWDER, WHEY, SOY LECITHIN, POTASSIUM SORBATE {PRESERVATIVE}, MONOGLYCERIDES, ARTIFICIAL FLAVOR, VITAMIN A PALMITATE, VITAMIN D3], VANILLA FLAVOR, SOY LECITHIN, SALT, NATURAL FLAVORS, SODIUM BICARBONATE), PRETZELS (ENRICHED WHEAT FLOUR [CONTAINS WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMIN MONONITRATE, RIBOFLAVIN, FOLIC ACID], SALT, CANOLA AND/OR SOYBEAN OIL, CORN SYRUP, BARLEY MALT EXTRACT, LEAVENING [YEAST, SODIUM BICARBONATE, AMMONIUM BICARBONATE]).