Which food has less impact on blood sugar?

SUGAR, ENRICHED BLEACHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), BLUEBERRIES, EGG WHITES, EGGS, CREAM CHEESE (MILK, CREAM, CHEESE CULTURE, SALT, CAROB BEAN GUM), SOYBEAN OIL, MARGARINE (PALM OIL, WATER, SOYBEAN OIL, SALT, MONO AND DIGLYCERIDES, ARTIFICIAL FLAVOR, ANNATTO EXTRACT, CALCIUM DISODIUM EDTA [PRESERVATIVE], VITAMIN A PALMITATE), VEGETABLE SHORTENING (PALM AND SOYBEAN OILS, MONO AND DIGLYCERIDES, POLYSORBATE 60, TBHQ [PRESERVATIVE]), CONTAINS LESS THAN 2% OF THE FOLLOWING: WATER, SOYBEAN OIL, SKIM MILK, MODIFIED CORNSTARCH, PALM AND PALM KERNEL OILS, LEAVENING (BAKING SODA, SODIUM ALUMINUM PHOSPHATE, SODIUM ACID PYROPHOSPHATE, MONOCALCIUM PHOSPHATE), MONO AND DIGLYCERIDES, SALT, MILK, WHEAT STARCH, MODIFIED WHEY, MODIFIED TAPIOCA STARCH, SODIUM STEAROYL LACTYLATE, PROPYLENE GLYCOL MONO AND DIESTERS OF FATS AND FATTY ACIDS, NATURAL FLAVOR, WHEY, DEXTROSE, SORBITAN MONOSTEARATE, SOY LECITHIN, CALCIUM ACETATE, XANTHAN GUM, GUAR GUM, NATURAL AND ARTIFICIAL FLAVOR, SODIUM CASEINATE, POLYSORBATE 60, WHEAT GLUTEN, COLOR (SPIRULINA EXTRACT POWDER, BEET JUICE), SOY FLOUR.