Oterra, Ecoflora ‘complete the full spectrum of natural colors’ with FDA approval of Jagua Blue 05-Dec-2023 By Ryan Daily FDA has approved the use of Oterra's and Ecoflora's natural blue color created from the fruit of Colombian jagua trees for use in foods and beverages, Nicolás Cock Duque, executive chair for Ecoflora, told FoodNavigator-USA.