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Table 2 Antioxidant activity of the most potent plant extracts

From: Photoprotective potential in some medicinal plants used to treat skin diseases in Sri Lanka

Extract EC50 for DPPH assay Antioxidant activity as expressed as mM trolox eq/mg
Atalantia ceylanica 527 ± 0.83 108 ± 0.003
Hibiscus furcatus 32.32 ± 0.79 110 ± 0.01
Leucas zeylanica 30.54 ± 0.93 116 ± 0.01
Mollugo cerviana 98.72 ± 0.80 100 ± 0.005
Olax zeylanica 28.05 ± 0.94 86 ± 0.01
Ophiorrhiza mungos 32.49 ± 0.94 109 ± 0.007
BHA (positive control) 23.12 ± 0.96