Coccoloba uvifera (L.) (Polygonaceae) Fruit: Phytochemical Screening and Potential Antioxidant Activity

Table 3

Antioxidant properties of C. uvifera fruit pulp compared with standard antioxidants.

Parameter	C. uvifera	Trolox [49]	BHT^* [49]
TEAC (M of Trolox/100 g of sample)	897.6 ± 22.8	IC50 = 2.08 g/mL	IC50 = 1.66 g/mL
DPPH (% of free radical scavenging)	22.8 ± 0.44	48	55
IC50 (g/mL)	4.4 ± 0.87	5.28	1.66
Cu^2+-chelating activity (% of chelating activity)	11.3 ± 0.65	34	6
Fe^2+-chelating activity (% of chelating activity)	23.9 ± 0.51	14	11
Ferric reducing power, IC50 (g/mL)	760 ± 4.0	19.04	20.62

Butylated hydroxytoluene.