Whole seed.
Digestive in the broad sense: appetizer, tonic, digestive, carminative. Slightly vasoconstrictor. Galactogogue.
Recommended method of use for infusions:
Pour the contents of a tablespoon into boiling water and remove from heat. Cover the container and let it steep for 8 to 10 minutes. If they are roots, barks, or seeds, boil gently for 2 to 4 minutes. Strain and sweeten to taste.