Supersmile's Pre-Rinse Whitening Mouthwash safely and painlessly whitens and re-mineralizes teeth and dental restorations (bonding, caps, veneers, and dentures) without harmful bleaches or abrasives. Use supersmile's Pre-Rinse for faster and more thorough teeth whitening. supersmile's Pre-Rinse whitens hard to reach places, and leaves your mouth feeling super fresh. Our proprietary formula Calprox safe removing the stained pellicle without the use of harsh abrasives, like Silica, leaves the teeth looking and feeling cleaner for a longer period of time. Use 1 teaspoon and swish around your mouth for 30 seconds before you brush, or for a quick mid-day refresh. Do not swallow. Can be used 1 – 2 times a day. For best results use supermsile's Professional Whitening Toothpaste and Accelerator. Made in the USA.