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. 2022 Apr 7;13(2):133–137. doi: 10.4103/japtr.japtr_16_22

Table 2.

IC50 value of peppermint (Mentha piperita L.) ethanolic extract, based on 2,2-diphenyl-1-picrylhydrazyl radical scavenging assay

Sample Concentratio (µg/mL) Inhibition (%) IC50 (µg/mL)
Quercetin 1 4.72 14.17
5 39.23
10 73.68
50 96.70
PEE 10 2.85 126.695
50 18.99
100 41.36
200 78.36

DPPH: 2,2-diphenyl-1-picrylhydrazyl, PPE: Peppermint (Mentha piperita L.) ethanolic extract, IC50: fifty percentage inhibition concentration