Microfiltered red–purple pitaya colorant: UPLC-ESI-QTOF-MSE-based metabolic profile and its potential application as a natural food ingredient

Ana Carolina Viana de Lima, Ana Paula Dionísio, Fernando Antônio Pinto de Abreu, Gisele da Silva, Rodolfo Dantas Lima, Hilton César Rodrigues Magalhães, Déborah dos Santos Garruti, Ídila Maria da Silva Araújo, Adriana Guirado Artur, Carlos Alberto Kenji Taniguchi, Maria do Carmo Passos Rodrigues, Guilherme Julião Zocolo