Kalmar "carrageen" (wani lokaci ana rubuta "carragheen") tana nufin wani nau'in ciyawa ko algae da ake ci wanda aka fi samu a bakin tekun Atlantic na Turai da Arewacin Amirka. Kalmar ta fito daga harshen Irish "caraigin," wanda ke nufin "karamin dutse." Ana amfani da Carrageen a matsayin wakili mai kauri a cikin kayan abinci, musamman kayan kiwo kamar ice cream da yogurt, kuma a wasu lokuta ana amfani da su a cikin kayan kwalliya da magunguna.