Which food has less impact on blood sugar?

SUGAR, HIGH FRUCTOSE CORN SYRUP, ENRICHED BLEACHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), EGG WHITES, WATER, SOYBEAN OIL, OREO COOKIE PIECES (SUGAR, ENRICHED UNBLEACHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), HIGH OLEIC CANOLA AND/OR PALM AND/OR CANOLA AND/OR SOYBEAN OILS, COCOA ALKALI PROCESSED, HIGH FRUCTOSE CORN SYRUP, DEXTROSE, CORN STARCH, LEAVENING (BAKING SODA AND/OR CALCIUM PHOSPHATE), SALT, SOY LECITHIN (AN EMULSIFIER), VANILLIN (AN ARTIFICIAL FLAVOR), CHOCOLATE), PARTIALLY HYDROGENATED PALM KERNEL OIL, EGGS, SKIM MILK, COCOA ALKALI PROCESSED, CONTAINS LESS THAN 2% OF THE FOLLOWING: LEAVENING (BAKING SODA, SODIUM ACID PYROPHOSPHATE, MONOCALCIUM PHOSPHATE), PARTIALLY HYDROGENATED SOYBEAN OIL, SODIUM CASEINATE (A MILK DERIVATIVE), PROPYLENE GLYCOL MONO AND DIESTERS OF FATS AND FATTY ACIDS, WHEY (A MILK DERIVATIVE), SALT, MODIFIED TAPIOCA STARCH, MONO AND DIGLYCERIDES, NATURAL AND ARTIFICIAL FLAVOR, POLYSORBATE 60, MODIFIED CORNSTARCH, WHEAT STARCH, SOY LECITHIN, CARBHYDRATE GUM, GUAR GUM, XANTHAN GUM, CORN SYRUP SOLIDS, SODIUM STEAROYL LACTYLATE, POLYGLYCEROL ESTERS OF FATTY ACIDS, TO PRESERVE FRESHNESS (POTASSIUM SORBATE), SOY PROTEIN CONCENTRATE.