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The supercritical CO 2 extraction of lemon balm (Melissa officinalis, L.) at pressures from 10 to 18 MPa and at temperatures of 308–313 K was studied. The antioxidant activity of lemon balm extracts, obtained from solid residues of supercritical extraction and from raw lemon balm leaves, was performed using the Rancimat method. The best protection factor curve was obtained when extracts from...