Fig. 3 Flavonoid contents in pink guava fruit fractions of sungkai variety (a) and semenyih variety (b). The flavonoidsdetectedweremyricetin(MY),quercetin(QU), luteolin (LU), kaempferol (KA), and isorhamentin (IS). Means of each flavonoid marked by the same letter are not significantly different at p < 0.05.