Antioxidant Activity, Antitumor Effect, and Antiaging Property of Proanthocyanidins Extracted from Kunlun Chrysanthemum Flowers

Figure 1

Antioxidant activity of PKCF in vitro: (a) scavenging activity of hydroxyl radicals, (b) scavenging activity of DPPH radicals, and (c) total antioxidant capacity. All compared with those of vitamin C and standard of proanthocyanidins (PC).

(a)

(b)

(c)