Shepherd’s Purse
(Capsella bursa-pastoris)
Botanical Information
An annual or perennial in the Mustard family with lanceolate, sometimes toothed leaves, mostly clustered at the base of the stem, and white flowers and small purse-shaped fruits.
Working with Shepherd’s Purse
Part(s) Used
Herb
Herb Forms
Tincture, capsule, bulk herb
Christopher Hobbs:
“Shepherd’s purse is an effective diuretic and astringent used for nosebleed, water retention, and diarrhea. It is famous for checking excessive menstrual flow or postpartum bleeding. When used as a hemostatic, the fresh tincture should be taken every hour or two. The herb loses its potency rapidly, and a good-quality “fresh-plant” tincture should be stored in a cool place out of the direct sunlight. It will retain its potency for 6-9 months.
In Europe, shepherd’s purse tincture is recommended for lowering mild high blood pressure.
The tincture is the most effective way to take this herb. For average use, 1-3 dropperfuls 2-3 x daily is sufficient. To stop postpartum bleeding, heavy menstrual flows, or hemorrhage, take 1/2 or even 1 tsp of the tincture every 1/2 hour. Watch for heart palpitations and reduce the dose if these occur.
Shepherd’s Purse has a taste of PUNGENT, SWEET and a temperature of NEUTRAL.”
Historical Uses
Shepherd’s purse has been used for centuries in European, Asian, and North American folk medicine. Its primary historical use was to stop bleeding, such as during menstruation, postpartum hemorrhage, or wounds. It was also used for diarrhea, urinary disorders, and as a diuretic.
Modern Clinical Uses by Herbalists and Naturopaths
Today, herbalists and naturopaths recommend shepherd’s purse for:
- Menstrual issues: As an emmenagogue and for reducing heavy menstrual bleeding.
- Postpartum care: To manage uterine bleeding after childbirth.
- Hemorrhage and bruising: Applied topically or taken internally for minor bleeding.
- Mild urinary conditions: For its diuretic properties to support kidney function.
Chemistry
Shepherd’s purse contains bioactive compounds such as:
- Flavonoids (e.g., luteolin and quercetin): Anti-inflammatory and antioxidant effects.
- Glucosinolates: Including sinigrin, known for antimicrobial properties.
- Tannins: Astringent compounds that may contribute to its hemostatic (bleeding-stopping) effects.
- Vitamins and minerals: Vitamin K, potassium, and calcium, potentially enhancing clotting mechanisms.
Pharmacology
Research suggests its hemostatic action may stem from:
- Vasoconstriction: Likely due to alkaloid and flavonoid content.
- Pro-coagulant effects: Related to its vitamin K content.
- Anti-inflammatory activity: Flavonoids and glucosinolates may reduce swelling and irritation.
Clinical Trials
Clinical evidence on shepherd’s purse is limited:
- Studies support its traditional use as a hemostatic agent, particularly for heavy menstrual bleeding, but more robust clinical trials are needed.
- Animal and in vitro studies indicate promising antimicrobial and anti-inflammatory effects, warranting further investigation.
Summary
Shepherd’s purse is a historically significant herb with modern applications in managing bleeding and mild inflammatory or urinary conditions. While traditional and anecdotal evidence is strong, more clinical trials are required to confirm its efficacy and safety for broader medical use.
Generated by ChatGPT; edited by Christopher Hobbs
Cautions
Generally safe when used in recommended doses.
Precautions: Avoid during pregnancy (stimulates uterine contractions), in people taking anticoagulants (risk of interference), or those with kidney disorders (diuretic effects).
Side effects: Rare but may include mild gastrointestinal discomfort or allergic reactions.
Conditions treated with Shepherd’s Purse
Condition
Treatment Support
Application
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Dosages
Infusion
1 cup 2-3 times daily
Tincture
1-2 ml up to 3 times daily
Fresh Leaves
compress or poultice applied to wounds
The information given here is designed to help you make informed choices about your health. The information is drawn from numerous sources—both traditional medicine practice, from the clinical experience of many herbalists currently practicing, and supported by decades of scientific research from the author. The research most consulted includes human clinical trials that help to determine the most effective and safe herbs for various needs, the best doses, and types of preparations.
The information offered in this database is not intended as a substitute for any that may have been prescribed by your health practitioner or physician.