Corega 36-tablet daily denture cleaning kit (3 minutes) For those seeking a thorough cleaning but not wanting to soak for the entire night, Corega 3 Minute Anti-Bacterial Cleanser is the ideal product. In just three minutes, Corega's 4-in-1 cleaning system—instant stain remover, cleaning agent, antibacterial agent, and cleaning agent—kills 99.99% of bacteria that cause bad odors.