A mixing system adapted for installation within an oral care appliance and a method of preparing an oral care composition to be delivered to a mouthpiece of the oral care appliance are disclosed. Some of the disclosed systems and methods allow for the generation of an on-demand oral care composition for use in dental cleaning.公開一種適於安裝在口腔護理器具內的混合系統以及一種待遞送到口腔護理器具的咬嘴的口腔護理組合物的製備方法。一些公開的系統和方法允許生成用於牙齒清潔的所需口腔護理組合物。