 "Murumuru" butter is the white to yellowish fat obtained from the seeds of the "murumuru" palm.The Murumuru palm ("Astrocaryum murumuru") is abundant in the Brazilian Amazon, extending to the borders of Bolivia and Peru.It prefers to grow in periodically flooded areas, especially on islands and in lowlands along the rivers throughout the Amazon River estuary and its tributaries, in dense or semi-open forests.