Which food has less impact on blood sugar?

GINGERBREAD: ENRICHED WHEAT FLOUR (FLOUR, NIACIN, IRON, ASCORBIC ACID, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), SUGAR, VEGETABLE OIL (PALM), MOLASSES, WATER, CINNAMON, LEAVENING (SODIUM BICARBONATE), GINGER, SALT, CARAMEL COLOR. PRE-MADE ICINGS: POWDERED SUGAR, WATER, VEGETABLE OILS (PALM, CANOLA), CORN SYRUP AND HIGH FRUCTOSE CORN SYRUP, MODIFIED CORNSTARCH, SALT, SOY MONO-AND DIGLYCERIDES, ARTIFICIAL FLAVOR, CITRIC ACID, POLYSORBATE 60, PRESERVATIVE - POTASSIUM SORBATE, COLORS (RED 40, YELLOW 5, BLUE 1, YELLOW 6), TITANIUM DIOXIDE COLOR. MINI BEADS: DEXTROSE, CORN SYRUP, MALTODEXTRIN, CALCIUM STEARATE, CITRIC ACID, MALIC ACID, TAPIOCA DEXTRIN, NATURAL AND ARTIFICIAL FLAVORS, CONFECTIONER'S GLAZE, CARNAUBA WAX, COLORS (RED 3, RED 40, YELLOW 5, YELLOW 6, BLUE 1, RED 40 LAKE, BLUE 1 LAKE), TITANIUM DIOXIDE COLOR. SHAPE SPRINKLES: POWDERED SUGAR, CORNSTARCH, MODIFIED CORNSTARCH, PALM KERNEL OIL, SOY LECITHIN, CONFECTIONER'S GLAZE, POLYSORBATE 60, COLOR (BLUE 1). SPRINKLES: POWDERED SUGAR, FRACTIONATED PALM KERNEL OIL, CORNSTARCH, GLUCOSE, SOY LECITHIN, GUM ARABIC, CARNAUBA WAX, CONFECTIONER'S GLAZE, COLORS (YELLOW 5 LAKE, BLUE 1 LAKE, RED 40 LAKE, YELLOW 6 LAKE).