US Patent 11889856 Oral foam composition

The disclosure provides a foam composition including a cellulosic foam stabilizer, a sweetener, optionally a natural gum, water, and a flavoring agent or an active ingredient or both a flavoring agent and an active ingredient. The disclosure also provides a method of forming a foam composition, including mixing an aqueous slurry of a cellulosic foam stabilizer with a sweetener, an optional natural gum, an optional alkali metal salt, and a flavoring agent or an active ingredient or both a flavoring agent and an active ingredient to form a mixture; introducing air into the mixture through stirring or bubbling to form a foam; dividing the foam into a plurality of discrete portions; and optionally drying the discrete portions of foam.