Fig. 4. Electroencephalograph of rats before and after dosing with ashwagandha extract (50 mg/kg body weight). Signal acquisition was carried out with BIOPAC MP-45 data acquisition unit and AcqKnowledge software (version 4.4, Biopac Systems, Inc.). Signals were filtered between 0.1 and 100.0 Hz and sampled at 200 Hz. The x-axis represents frequency in Hz, while the y-axis represents power in micro V²/Hz.

Prev Nutr Food Sci 2022;27:108~120 https://doi.org/10.3746/pnf.2022.27.1.108