Pharmaceutical grade nicotine, gum base, sodium carbonate, calcium carbonate, sodium bicarbonate, acacia, carnauba wax, talc, food-grade sweeteners (xylitol, maltitol, sorbitol, acesulfame potassium, sucralose, and saccharin), food-grade flavors, and food-grade colors. Lucy is gluten-free, sugar-free, soy-free, and aspartame-free