Medically reviewed on June 7, 2018
What is Vervain?
Vervain is a slender perennial plant with small, pale lilac flowers borne on leafless spikes. It is indigenous to the Mediterranean but has been cultivated widely throughout eastern Europe, North Africa, China, and Japan. The name "verbenae" originally was used in Roman times to describe all plants used on altars for their aromatic qualities.
Verbena officinalis (L.) Wettst. Family: Verbenaceae
Vervain, verbena, yerba de Santa Ana, enchanter's plant, herb of the cross, Juno's tears, pigeon's grass, pigeonweed, herb of grace, prostrate verbena, erba croce, erba dei tagli
What is it used for?
The aerial parts have been used traditionally for many conditions, including stimulation of lactation and treatment of dysmenorrhea, jaundice, gout, kidney stones, headache, depression, anxiety, and insomnia. Vervain is also considered an astringent, a bitter digestive tonic, and a diuretic.
Vervain has been used for many conditions, including stimulation of lactation and treatment of dysmenorrhea, jaundice, gout, kidney stones, and headache; however, there are few clinical trials of vervain or its components.
What is the recommended dosage?
There is no clinical evidence to support specific dose recommendations for vervain. Traditional use for its astringent properties required 2 to 4 g daily in an infusion.
Contraindications have not been identified.
Documented adverse reactions. Avoid use.
None well documented.
Research reveals little or no information regarding adverse reactions with the use of this product.
No toxicology studies have been reported on vervain.