Compositions and methods to inhibit tartar and microbes using denture adhesive compositions with colorants

A method of providing an antimicrobial composition in an oral cavity effective for the treatment of plaque, by applying a denture adhesive composition to the oral cavity of a denture wearer in need thereof, the denture adhesive composition comprsing:

• (a) from about 15% to about 70% by weight of the composition of a denture adhesive component;
• (b) from 0.001% to about 10% by weight of the composition of an antimicrobial colorant selected from the group consisting of of Acid Yellow 73, Solvent Red 72, Acid Red 87, Pigment Red 90, Solvent Red 43, Acid Red 98, Acid Red 92, Solvent Red4 48, Pigment Red 174, Acid Red 95, Solvent Red 73, Acid Red 51, Food Red 14, Pigment Red 172, Acid Red 94, Solvent Orange 16, Acid Red 52, Basic Violet, Acid Violet 9, Acid Red 50, Acid Red 289, Solvent Violet 10, Basic Red 1, Pigment Red 81, Basic Violet 10, Solvent Red 49, Pigment Violet 1, Basic Violet 11, Solvent Green 4, Mordant Red 27, lakes thereof, and mixtures thereof:
• and
• (c) a safe and effective amount of a non-aqueous denture adhesive carrier.