Camu camu (Myrciaria Dubia) is a healthy food and fruit native to the Amazon. It is a riparian shrub plant of the black water rivers of the Peruvian Amazon, although it is also found in areas with clear waters, natural populations of shrub camu camu have been identified in the Nanay, Itaya, Napo, Putumayo, Yavarí, Marañón and Ucayali.
Camu camu is consumed by the natives and is harvested in canoes through the rivers. Currently it is grown on a large scale and is highly commercialized, its ascorbic acid content is extremely high, much higher than those found in the pulp of others citrus fruits, known as rich sources in vitamin C. It has good flavor and works as an antioxidant.