2.7 Sensory acceptance testing
Color acceptance was conducted with 50 consumers. They were screened for their previous experience in beverages from Clitoria ternatea. Then, consumers were asked to evaluate color likeness of the samples by sight as if the samples were actual beverages from Clitoria ternatea. Ninepoints hedonic scale with values associated to the hedonic terms ranging from 1 “disliked extremely” to 9 “liked extremely” with a central hedonic term of “neither liked nor disliked” with a value of 5 were used in the evaluation.