The miswak is a teeth-cleaning twig made from the Salvadora persica tree. The miswak's properties have been described thus: "Apart from their antibacterial activity which may help control the formation and activity of dental plaque, they can be used effectively as a natural toothbrush for teeth cleaning. Such sticks are effective, inexpensive, common, available, and contain many medical properties".

Wuḍūʾ is the Islamic procedure for cleansing parts of the body, a type of ritual purification, or ablution. The four Fardh (Mandatory) acts of wudu are washing the face, then the arms, then wiping the head, then washing or wiping the feet, and doing these in order without any big breaks between them.