The fresh and dried leaf is used for prevention and treatment of diseases and disorders of the gastrointestinal tract, kidney and urinary tract, for spasms and sleep disorders. (Included among unapproved herbs by German Commission E.)
An aqueous dill extract, administered intravenously, lowers blood pressure, dilates blood vessels, stimulates respiration and slows heart rate in animals. (Natural Medicines Comprehensive Database, 2007.)
Dill seeds contain up to 5% volatile oil (about half of which is carvone), flavonoids, coumarins, xanthones and triterpenes. The yield of the oil from Indian A. sowa varies from 1.3 to 3.5%. Carvone is the major constituent (19.569.7%). The oil from seeds is used for flatulence in children and enters into the preparations of gripe water. The oil is also antimicrobial and antifungal.
Dill apiol is considered undesirable and toxic. Vizag fruit var. from Andhra Pradesh is dill-apiol-free and with 54-56%, carvone content having same flavonoid pattern as A. sowa.
Dosage ► Dried fruit—3-6 g powder. (API Vol. III.) Fruit, leaf—1-3 g powder. (CCRAS.)
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