Toothpastes with a Kosher for Pesach Hechsher should be used. Where these are unavailable, authorities permit the use of other toothpastes that are not suitable for human consumption. The following dental products have been produced chametz free.

Dental Floss:
Johnson & Johnson (Reach) - Dentotape Waxed
Johnson & Johnson (Reach) - Waxed, Unwaxed

Denture Care
Steradent -
      Ultra 3 Fixative Cream
      Extra Strength Tablets
      Active Plus Tablets
      Active Plus Powder