Compare to the active ingredient in Nicorette Gum. Active Ingredients: Each Chewing Piece: Nicotine Polacrilex (Equal to 4 mg Nicotine) Inactive Ingredients: Butylated Hydroxytoluene; Carnauba Wax; FD&C Blue #2 Lake; FD&C Red #40; FD&C Yellow #6 Lake; Flavors; Glycerin; Gum Base; Sodium Carbonate; Sorbitol; Talc; Each Piece Contains: Calcium 125 mg; Sodium 13 mg Uses: Reduces withdrawal symptoms, including nicotine craving, associated with quitting smoking. For those who smoke 25 or more cigarettes a day. If you smoke less than 25 cigarettes a day use Nicotine Polacrilex Gum USP 2 mg. Sugar free. Starter Kit includes stop smoking plan with User's Guide and CD.