Which food has less impact on blood sugar?

SKIM MILK, SUGAR, CREAM, CORN SYRUP, HYDROGENATED PALM KERNEL OIL, ENRICHED BLEACHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), CONDENSED SKIM MILK, CONTAINS LESS THAN 2% OF THE FOLLOWING: SOYBEAN OIL, DEXTROSE, EGGS, COCOA ALKALI PROCESSED, PALM AND PALM KERNEL OILS, HIGH FRUCTOSE CORN SYRUP, CORNSTARCH, COCOA, EGG WHITES, SALT, LEAVENING (BAKING SODA, SODIUM ACID PYROPHOSPHATE, MONOCALCIUM PHOSPHATE), COLORED WITH (CARAMEL COLOR, TITANIUM DIOXIDE, ANNATTO, BETA CAROTENE), MODIFIED CORNSTARCH, MONO AND DIGLYCERIDES, SODIUM CASEINATE, NATURAL FLAVOR, WHEY, SOY LECITHIN, PROPYLENE GLYCOL MONO AND DIESTERS OF FATS AND FATTY ACIDS, NATURAL AND ARTIFICIAL FLAVOR, COCONUT OIL, MODIFIED TAPIOCA STARCH, POLYSORBATE 60, TAPIOCA STARCH, CORN SYRUP SOLIDS, CARRAGEENAN, LOCUST BEAN GUM, POLYGLYCEROL ESTERS OF FATTY ACIDS, CELLULOSE GEL, DEXTRIN, GUAR GUM, CELLULOSE GUM, CHOCOLATE LIQUOR, CITRIC ACID, CONFECTIONER'S GLAZE, WHEAT STARCH, XANTHAN GUM, CARBOHYDRATE GUM, SOY PROTEIN ISOLATE, CARNAUBA WAX, SORBITAN MONOSTEARATE, SODIUM STEAROYL LACTYLATE, TO PRESERVE FRESHNESS (POTASSIUM SORBATE), GLYCERINE, ARTIFICIAL COLORS (YELLOW 6 LAKE, BLUE 1 LAKE, YELLOW 5 LAKE, YELLOW 5, RED 3, RED 40, BLUE 1, RED 40 LAKE), CANOLA OIL, ALGIN.