The burdock root tea main benefits are in stomach and digestive issues. It can help aid digestion and keep your intestines clean by flushing them. Those with gastrointestinal problems such as IBS or acid reflux can truly benefit from it, and their problems are lessened in severity by drinking it. Burdock tea can stimulate your appetite as well, and even help to lower blood sugar levels in the body slightly. Other studies have found that it can improve the immune system by boosting your resistance to bacteria and provide antioxidants. The cleansing properties of this tea can help cleanse the bloodstream and promote healthy liver function as well. It has even been shown to improve circulation and reduce certain inflammations in the body, and has been used to combat rheumatism in some cases.Pregnant women should avoid burdock.