Disclosed is a substance which can potentiate the power of a brain waves produced from the cerebrum of a human to exhibit a relaxing activity, an concentration-enhancing activity and an anti-stress activity. Specifically disclosed is a substance having a relaxing activity, an concentration-enhancing activity and an anti-stress activity, which is characterized in that the substance comprises an isothiocyanate, and can potentiate the power of a brain waves produced from the cerebrum of a human to exhibit a relaxing activity, an concentration-enhancing activity and an anti-stress activity.
SUBSTANCE HAVING RELAXING ACTIVITY, CONCENTRATION-ENHANCING ACTIVITY AND ANTI-STRESS ACTIVITY