
7 Benefits of Xi Xian Cao (St. Paul’s Wort)
Xi Xian is Chinese for a medical herb family, the Siegesbeckia species. A yellow flower plant with serrated edge triangular leaves that blooms in late summer and early autumn in some European countries, North America, and Asia.
Out of the Xi Xian family herbs, one with incredible properties is Siegesbeckia Herba or Xi Xian Cao – 豨莶草 – in Chinese, but if you live in Europe you may have heard of “St. Paul’s Wort” its most common western name.
Chiefly produced in China, collected and cleaned just before blooming, aboveground parts are dried in sunlight and sliced to be used unprepared or steam-baked with wine, this herb has been regarded as an important medicine since the Tang dynasty. The Siegesbeckiae family plants are also used as medicine in Japan, Korea, and Vietnam.
Xi Xian Cao (St. Paul’s Wort) has a long history of safe use in Traditional Chinese Medicine (TCM) and many herbal medicine traditions around the world.
1.Anti-inflammatory and pain relief
Xi Xian Cao has been used in Chinese Medicine for pain and inflammation treatment for years. Xi Xian Cao has significant anti-inflammatory and analgesic properties. These effects help alleviate pelvic pain, menstrual cramps, and general discomfort commonly experienced by those with fibroids or endometriosis.
A recent review highlights that Herba Siegesbeckiae (Xi Xian Cao) contains sesquiterpenoids, diterpenoids, flavonoids, and organic acids, which together mediate anti-inflammatory, antitumour, and analgesic activities
In modern pharmacology studies, the Siegesbeckia derived extracts and/or purified components Xi Xian Cao (St. Paul’s Wort) have been reported to possess various pharmacological activities, including joint and muscular pain reliever and anti-inflammatory.
2. Unblock fallopian tubes
In the female anatomy, the fallopian tubes are two thin tubes that connect the ovaries to the uterus, and it ́s where eggs travel for fertilization to occur. Infertility can be a distressing condition for couples, and in almost a third of cases, infertility is attributed to blocked fallopian tubes.
Chinese herbs such as St. Paul’s Wort, when used in combination with Yi Mu Cao, have shown in clinical research studies conducted in China to open blocked fallopian tubes.
The blockages in these cases were attributed to thickening of the tubal lining, excessive mucous discharge, partial blockage with scar tissue, inflammation, or infection.
Read more about unblocking fallopian tubes here.
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Xi Xian Cao (St Paul’s Wort)
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Chinese Motherwort (Yi Mu Cao)
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3. Reducing Fibroid Growth & Endometriosis Management
Xi Xian Cao may support the reduction of abnormal tissue growth. By addressing blood stasis and inflammation, it can help manage the size of fibroids and limit the progression of endometrial lesions. It works by combining blood-regulating, anti-inflammatory, and pain-relieving effects, providing targeted support for bleeding, pain, and tissue imbalances in conditions like fibroids and endometriosis.
Several recent studies discuss the use of Chinese herbal formulas in some cases including Xi Xian Cao (Siegesbeckia orientalis) for supporting the reduction of abnormal tissue growth such as uterine fibroids. These effects are thought to occur via modulation of blood stasis, reduction of inflammation, and anti-fibrotic activity.
Additionally, A 2024 meta-analysis found that combined acupuncture and Chinese herbal medicine reduced fibroid (uterine myoma) size and hormonal levels more effectively than Chinese herbs alone.
Targeted Supplements Support for Fibroid & Endometriosis Management
Although Xi Xian Cao can be helpful for fibroid and endometriosis support, these supplements are specifically chosen for their targeted effects, helping address the root drivers of symptoms more directly and effectively.
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Stress & Endometriosis Kit
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Stress & Fibroid Kit
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4. Enhance immune function
Based on current phytochemical studies, the main substances in Xi Xian Cao (St. Paul’s Wort) include flavonoids, sesquiterpenoids, diterpenoids, triterpenoids, sterols, and additional components which help your body function more efficiently while protecting it against everyday toxins and stressors and well known for their calming properties, additionally, these compounds are supportive to the immune system protecting us from harmful microbes, acting as antioxidants, and assisting in cellular repair.
5.For migraines and headaches
The alteration of emotions, especially anger, irritability, frustration, and hatred according to Chinese Medicine blocks the Liver hence creating too much Yang-type energy, this type of energy always goes up. The ascent of Yang energy disrupts the upper part of the body, causing alteration in the circulation of your Qi or vital energy and blood, consequently obstructing the meridians of the head, and where there is obstruction there is pain.
Some symptoms will appear such as headache, dizziness, paralysis of one hand, vomiting, and irritability, if the blockage in the meridians affects the eyes, it will cause the vision of stars or flashes.
Xi Xian Cao (St. Paul’s Wort) eliminates internal heat resulting from higher emotionality, this pacifies the Liver avoiding Yang-type energy patterns from ascending to the head.
6. Antiallergic
Xi Xian Cao (St. Paul’s Wort) has been shown to have antiallergic activity by inhibiting Immunoglobulin E (IgE) these are antibodies produced by your immune system. When you have an allergy, your immune system overreacts to the allergen by producing antibodies called Immunoglobulin E (IgE) these antibodies travel to special cells ordering them to release the chemicals responsible for causing the allergic reactions.
Chinese Medicine manuals suggest the use of the cooked sap of Siegesbeckia Herba to comforts sores and rashes, and the juice obtained by crushing the fresh plant is used topically for spider and many animal bites in China, Korea, and Japan. (Bensky, 2015, p.358)
7. Regulating Blood Flow and Reducing Abnormal Bleeding
Xi Xian Cao, also known as Herba Siegesbeckiae, is a traditional Chinese herb valued for its ability to promote blood circulation and reduce blood stasis. By improving blood circulation, it can help regulate menstrual bleeding and reduce heavy or irregular periods, which are often associated with fibroids and endometriosis.
Natural Chinese Medicine treatment for blocked fallopian tube
* These statements have not been evaluated by the Food and Drug Administration. This information is not intended to diagnose, treat, cure, or prevent any disease. We can’t guarantee the treatment result, as the symptoms of conditions are unpredictable and vary greatly from person to person. The treatment length and recovery time also varies for individual. Please visit our clinics website: GinSen where a specialists will discuss your care and provide a consultation, and the treatment will be designed to meet your individual needs.





I was use one month this tablet and after one month i get hsg and my tube was blocked so for how long is effect clean tube
Hi Angelika,
We recommend speaking to our specialist who offer free consultation online to looking into your cases. They will offer you personalised recommendation based on your condition that will help you achieve the best result. I have included the link for our free consultation below for you. https://www.ginsen-london.com/consultations/womans-health-consultation/
Can I tale Xi Xian Cao due to my hypertension.
Thank you
Xuan Hoang
I need a tea to boost my low AMH. I still ovulate but pregnancy is not happening due to low ovarian reserve
We can certainly help with this, we recommend speaking to our specialist who offer free consultation online to looking into your cases. They will offer you personalised recommendation based on your condition that will help you achieve the best result. I have included the link for our free consultation below for you. https://www.ginsen-london.com/consultations/fertility-consultation/
Thank you,
GinSen Team