Learn how to use these herbs from Chinese medicine and Ayurveda.
6 of 10 | Dong Quai
This circulatory tonic is used to relieve pain. Researchers at China's Fourth Military Medical University found dong quai inhibits blood clots that trigger heart attack, while a study at Wuhan University determined it helps restore blood flow through the brain after a stroke.
In the West, it's often prescribed for menstrual complaints such as cramps and PMS. While studies have shown inconsistent results, the herb does seem to help regulate the menstrual cycle.
Different species of angelica have different effects. Look for products whose labels specify Angelica (or A.) sinensis. Dong quai causes no significant side effects, but pregnant women should avoid it.
Dose: 4 to 6 grams of the powdered root with meals; or 20 to 40 drops of liquid extract with meals.