Fruits of anise ordinary contain an essential oil, which includes anethole, anise aldehyde, anise ketone, anise alcohol and anisic acid, as well as fatty oil, protein and other biologically active substances.
Fruit is a fruit-bearing claw, consisting of two half-fruits (merikarpies), not separated from each other, sometimes disintegrating. Fruits egg-shaped or back-pear-shaped, slightly flattened laterally, broader toward the base, narrowed toward the apex. On the top there are the remains of a five-toothed calyx and a swollen superimposed disk with two diverging columns. The surface of the fruit is rough. The external side of the mericarp is convex, the inner side is flat. Each merikarp has five slightly protruding longitudinal ribs: three of them are on the convex side, two on the sides. In merikarpii one seed, fused with the pericarp. The length of the fruit is 3-5 mm, width 2-Zmm. The fruit color is yellowish-gray or brownish-gray. The smell is strong, fragrant. The taste of the water extract is sweetish-spicy.