Phenolic Content and Antioxidant and Antimicrobial Activities of Malva sylvestris L., Malva oxyloba Boiss., Malva parviflora L., and Malva aegyptia L. Leaves Extract

Table 9

Ferrous ion chelating activity of extracts (IC₅₀) values.

Extracts	IC50 values (µg/ml), ±SD of M. oxyloba	IC50 values (µg/ml), ±SD of M. aegyptia	IC50 values (µg/ml), ±SD of M. sylvestris	IC50 values (µg/ml), ±SD of M. parviflora	IC50 values (µg/ml), ±SD EDTA
Acetone	425.5 ± 10.2	405.1 ± 3.2	315.5 ± 7.0	350.0 ± 6.2	12.1 ± 1.1
Methanol	269.1 ± 6.3	295.2 ± 5.1	225.2 ± 4.5	260.2 ± 8.2
Hexane	—	—	—	—
Aqueous	95.5 ± 3.4	86.1 ± 4.7	52.7 ± 1.8	75.8 ± 7.4

n = 3 individual experiments.