Antioxidant Activity and Physicochemical Properties of Nicolaia speciosa Flow…

Flower of Nicolaia speciosa contain some bioactive compounds which are potential as natural antioxidant agent. N. speciosa flowers contains bioactive compounds such as polyphenols, alkaloids, flavonoids, steroids, saponins and essential oils. Unfortunately, extract of N. speciosa flower is very volatile and not stable upon exposures to light and oxygen. Therefore the extract should be modified …