Antioxidant and Antiradical Properties of Selected Flavonoids and Phenolic Compounds

Table 3

Fe³⁺ and Cu²⁺ reducing activities of reference antioxidants and selected phenolic and flavonoid compounds at 30 µg/mL concentration.

Antioxidant	FRAP assay (593 nm)	CUPRAC assay (450 nm)
BHA	2.344	0.489
BHT	2.430	0.476
α-Tocopherol	2.259	0.403
Trolox	2.086	0.330
Malvin	2.189	0.431
ID-8	0.615	0.145
Pelargonin	2.064	0.385
Silychristin	1.181	0.259
Callistephin	2.328	0.456
Oenin	2.351	0.464
Arachidonoyl Dopamine	1.392	0.308
3,4-Dihydroxy-5-methoxybenzoic acid	2.458	0.474
2,4,6-Trihydroxybenzaldehyde	1.839	0.466