It is the predominant flavanone in grapefruit , and is found in a variety of fruits and herbs .
Naringenin is a bitter , colourless flavanone , a type of flavonoid .
Naringenin is the predominant flavanone in grapefruit , and is found in a variety of fruits and herbs .
Naringenin is a bitter , colourless flavanone , a type of flavonoid .