Several species of this genus have been used in folk medicine due to the different pharmacological actions presented by the different organs of these plants.
▶ Thus, the rhizome of Canna coccinea is used as a diuretic, antiasthmatic and emollient while the leaves are used as antirheumatic. The rhizome of Canna glauca is used as a diuretic and diaphoretic.

▶ Credits: paramijardin – [Image of Public Domain]
Sago is an arecaceae (palmae) also called achira, arawac, imocoma, chisgua, maraca and capacho, is the species used as food (Canna edulis, a name considered synonymous with C. indica). Until the end of the 1950s, sago was a permanent food in the diet of the inhabitants of Andean communities.
Sago is an arecaceae (palmae) also called achira, arawac, imocoma, chisgua, maraca and capacho, is the species used as food (Canna edulis, name considered synonymous with C. indica). Until the end of the 1950s, sago was a permanent food in the diet of the inhabitants of Andean communities.
Sago starch has a high content of amylase, which is an important protein. It shows a very high viscosity at the temperatures it is subjected to in the preparation of pastes, which allows for easier handling of hot gels compared to other starches.