| abstract |
A central nervous system activator containing a processed extract selected from the group consisting of crude and dried rutaceous plants, lower alkane insolubles of said plants, lower fatty acid ester extracts of said insolubles, lower fatty acid ester/lower haloalkane solubles of said extracts, and limonin fractions and obacunone fractions of said solubles; a central nervous system activator containing a limonoid; and an appetizing food additive comprising said crude or dried plant, said processed extract or a limonoid. |