Abstract: A portable mouth wash system provides small quantities of a mouth cleansing liquid and a mouth rinsing liquid in a convenient package. The system includes a dual chamber container having a cylindrical body portion, a transverse divider dividing the body portion into two separate chambers, and sealable openings located at the ends of the body portion, providing access to each of the chambers. One of the chambers contains a mouth cleansing liquid, preferably an aqueous solution of hydrogen peroxide, and the other chamber contains a mouth rinsing liquid, preferably pure water. A closure is provided for sealing each of the sealable openings to contain the mouth cleansing liquid and the mouth rinsing liquids within their respective chambers.