How To Deep Clean Retainers With Baking Soda. Scrub your dirty retainer with the toothbrush and baking soda paste. The solution will be 1/2 vinegar and 1/2 water.
Dump out the cleaner and rinse your retainer beneath warm, running water. (you could do a full strength white vinegar solution, too, if needed.) place your retainer in the vinegar solution. Clean a retainer to remove plaque and bad odors.
Then brush your retainer gently with a soft bristle toothbrush, and.
You can purchase baking soda from your local supermarket for less than a dollar. I give it a little stir. Leave it for 30 minutes. To clean your retainer with baking soda: