Unique 4-Way Denture Cleaning Action: Anti-Bacterial Formula with Baking Soda Cleans and refreshes dentures Kills germs that cause odor and plaque Removes stains Secure Super Cleaning Tablets are specially formulated to clean all water insoluble residues from dentures that other cleansers may not remove. SECURE's powerful anti-bacterial formula kills germs that cause odor and plaque. The baking soda helps to remove stains leaving the denture clean and fresh.