Vervain (Verbena officinalis) is classified as a calming, nervine, and anti-inflammatory herb. It is primarily used to support the nervous system and promote relaxation. Vervain is known for its ability to reduce stress, anxiety, and nervous tension. It is also commonly used to relieve insomnia and promote restful sleep. Additionally, vervain has mild pain-relieving properties and has been used to alleviate headaches, muscle aches, and menstrual cramps. It can also support digestion by helping to relieve indigestion and bloating. Vervain is typically consumed as a tea, tincture, or supplement.