Camu camu berries grow wild on trees alongside flooded rivers in the Amazon rainforest in Brazil and Peru. Ronaldo Rosa/Courtesy of EMBRAPA hide caption itoggle caption Ronaldo Rosa/Courtesy of EMBRAPA The Salt Will Camu Camu Be The Next Amazonian 'It' Fruit? July 15, 2014 Camu camu will soon dethrone açai — an Amazonian berry that's made its mark in the crowded health food market. Or so its promoters are claiming. We asked NPR's Brazil bureau to investigate.