This herb is primarily used to relieve reproductive problems in females. In particular, treatment includes lowering menopausal symptoms, regulating cycles, and relieving menstrual cramps. There is no scientific evidence to support angelicas effectiveness in treating reproductive problems. Treatment for conditions such as high blood pressure, arthritis, allergies, and asthma. Limited evidence supports angelicas ability to increase immune system function; this suggests why the root is effective in treating allergies. It also may possess anti-inflammatory properties, suggesting possible benefits when treating conditions including asthma and arthritis. Angelic root may possibly relax blood vessels because of one of the chemical it contains. This may make it effective in lowering high blood pressure.