A floss dispensing toothpaste cap having a top portion connected to a bottom portion by a hinge region. An enclosure cavity encloses a removable floss spool. A floss cutter and a floss dispenser opening pass through a side of the bottom portion. A region of the top portion reversibly covers the floss dispensing opening and floss cutter. A floss-dispensing toothpaste cap includes a bottom portion having an enclosure with a connector to connect the cap onto a toothpaste tube. A nozzle is on the bottom portion opposing the connector. A floss cutter is on a side of the bottom portion. A removable floss spool is seated over the connector within the enclosure. A top portion is connected to the bottom portion by a hinge region, and has a tab that extends over a side of the bottom cap portion covering the floss cutter in a closed position.