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Omnia Sana · Plant Monograph

Shepherd's Purse

Capsella bursa-pastoris

Family BrassicaceaeParts used Aerial parts (flowering herb)Also known as Shepherd's bag, Mother's heart

This monograph compiles 2 documented constituents, 3 pharmacological actions, 6 traditional / indicated uses, supported by 12 cited sources, drawn directly from the Omnia Sana plant database.

Key Constituents

Flavonoids and tannins[10]

Astringent constituents underlying the styptic action.

FlavonoidsTannins
Vitamin K, biogenic amines and organic acids (oxalic, dicarboxylic)[10]

Constituents linked to its blood-clotting (haemostatic) effect.

Pharmacological Actions

Astringent[4, 5, 10]

Astringent / styptic for minor wounds (helps stop bleeding, topical)

Emmenagogue / uterine tonic[10]

Tones the uterus and eases menstrual flow and cramps (traditional)

Styptic / haemostatic[5, 10, 11, 12]

Astringent / styptic for minor wounds (helps stop bleeding, topical); Haemostatic / styptic - reduces heavy menstrual bleeding (menorrhagia); also used for nosebleeds and postpartum bleeding. In a randomized clinical trial, Capsella bursa-pastoris added to mefenamic acid reduced menstrual blood loss significantly more than mefenamic acid alone

Traditional & Indicated Uses

Diarrhoea[10]Traditional · 1/10

inferred from astringent action

more plants for diarrhoea →detailed sources →
Heavy menstrual bleeding[4, 5, 10, 11, 12]Good · 8/10

Haemostatic / styptic - reduces heavy menstrual bleeding (menorrhagia); also used for nosebleeds and postpartum bleeding. In a randomized clinical trial, Capsella bursa-pastoris added to mefenamic acid reduced menstrual blood loss significantly more than mefenamic acid alone

more plants for heavy menstrual bleeding →detailed sources →
Menstrual cramps[10]Traditional · 1/10

Tones the uterus and eases menstrual flow and cramps (traditional)

more plants for menstrual cramps →detailed sources →
PMS / premenstrual syndrome[10]Traditional · 1/10

inferred from emmenagogue action

more plants for pms / premenstrual syndrome →detailed sources →
Skin irritation[10]Traditional · 1/10

inferred from astringent action

more plants for skin irritation →detailed sources →
Wounds[10]Traditional · 1/10

Astringent / styptic for minor wounds (helps stop bleeding, topical)

more plants for wounds →detailed sources →

Safety, Cautions & Contraindications

Safety note[10]Caution

Avoid during pregnancy (it stimulates the uterus). Any heavy or abnormal bleeding needs medical evaluation to identify the cause - do not self-treat without assessment.

Safety note[10]Caution

May affect blood pressure and heart rhythm, so use caution with cardiac, blood-pressure, anticoagulant, thyroid and sedative medicines.

References

REF-0761, REF-0762, REF-0763, REF-1971, REF-1972, REF-1973, REF-1974, REF-1975, REF-1976

References & Sources

  1. Wei, Z.Z., Zhou, T.Q., Xia, Z.M., Liu, S.F. et al (2022) 'Four organosulfur compounds from the seeds of Capsella bursa-pastoris and their anti-inflammatory activities', Natural Product Research, 37(16), pp. 2688-2696. doi:10.1080/14786419.2022.2130307 Preclinical
    https://doi.org/10.1080/14786419.2022.2130307
  2. Jeong, Y., Lee, S.H., Lee, J., Kim, M.S. et al (2023) 'Water Extract of Capsella bursa-pastoris Mitigates Doxorubicin-Induced Cardiotoxicity by Upregulating Antioxidant Enzymes', International Journal of Molecular Sciences, 24(21), pp. 15912. doi:10.3390/ijms242115912 Preclinical
    https://doi.org/10.3390/ijms242115912
  3. Zhou, T.Q., Wei, Z.Z., Zhang, J.R., Dong, J.H. et al (2023) 'Phytochemical Constituents from the Seeds of Capsella bursa-pastoris and Their Antioxidant Activities', Plant Foods for Human Nutrition, 78(4), pp. 776-782. doi:10.1007/s11130-023-01097-z Preclinical
    https://doi.org/10.1007/s11130-023-01097-z
  4. Lukaszyk, A., Kwiecien, I. and Szopa, A (2024) 'Traditional Uses, Bioactive Compounds, and New Findings on Pharmacological, Nutritional, Cosmetic and Biotechnology Utility of Capsella bursa-pastoris', Nutrients, 16(24), pp. 4390. doi:10.3390/nu16244390 Meta-analysis / review
    https://doi.org/10.3390/nu16244390
  5. Apaydin Yildirim, B., Aydin, T., Kordali, S., Yildirim, S., Cakir, A. and Yildirim, F (2020) 'Antihemorrhoidal activity of organic acids of Capsella bursa-pastoris on croton oil-induced hemorrhoid in rats', Journal of Food Biochemistry, 44(9), pp. e13343. doi:10.1111/jfbc.13343 Preclinical
    https://doi.org/10.1111/jfbc.13343
  6. Cha, J.M., Suh, W.S., Lee, T.H., Subedi, L., Kim, S.Y. and Lee, K.R (2017) 'Phenolic Glycosides from Capsella bursa-pastoris (L.) Medik and Their Anti-Inflammatory Activity', Molecules, 22(6), pp. 1023. doi:10.3390/molecules22061023 Preclinical
    https://doi.org/10.3390/molecules22061023
  7. Xie, L., Xu, X., Wu, X., Wang, M., Gao, C., Wang, D., Ren, S., Pan, Y. and Liu, X (2021) 'Capsella bursa-pastoris (L.) Medic. extract alleviate cataract development by regulating the mitochondrial apoptotic pathway of the lens epithelial cells', Journal of Ethnopharmacology, 284, pp. 114783. doi:10.1016/j.jep.2021.114783 Preclinical
    https://doi.org/10.1016/j.jep.2021.114783
  8. Hwang, J., Choi, E., Choi, H., Park, J. and Chung, M (2021) 'The Cholesterol-Lowering Effect of Capsella Bursa-Pastoris Is Mediated via SREBP2 and HNF-1alpha-Regulated PCSK9 Inhibition in Obese Mice and HepG2 Cells', Foods, 10(2), pp. 408. doi:10.3390/foods10020408 Preclinical
    https://doi.org/10.3390/foods10020408
  9. Gumusok, S., Kirci, D., Demirci, B. and Kilic, C.S (2023) 'Essential Oil Composition of Capsella bursa-pastoris (L.) Medik. Aerial Parts', Turkish Journal of Pharmaceutical Sciences, 20(5), pp. 341-344. doi:10.4274/tjps.galenos.2022.15098 Preclinical
    https://doi.org/10.4274/tjps.galenos.2022.15098
  10. Herbal Reality (n.d.) 'Shepherd's purse (Capsella bursa-pastoris): Benefits, Uses, Safety'. Available at: https://www.herbalreality.com/herb/shepherds-purse/ Traditional / reference
    https://www.herbalreality.com/herb/shepherds-purse/
  11. ESCOP (European Scientific Cooperative on Phytotherapy) (n.d.) 'Capsella bursa-pastoris (shepherd's purse) reduces heavy menstrual bleeding', pp. com. Available at: https://www.escop.com/capsella-bursa-pastoris-shepherds-purse-reduces-heavy-menstrual-bleeding/ Traditional / reference
    https://www.escop.com/capsella-bursa-pastoris-shepherds-purse-reduces-heavy-menstrual-bleeding/
  12. Naafe, M., Kariman, N., Keshavarz, Z., Khademi, N., Mojab, F. and Mohammadbeigi, A (2018) 'Effect of Hydroalcoholic Extracts of Capsella Bursa-Pastoris on Heavy Menstrual Bleeding: A Randomized Clinical Trial', Journal of Alternative and Complementary Medicine, 24(7), pp. 694--700. doi:10.1089/acm.2017.0267 Randomized trial
    https://doi.org/10.1089/acm.2017.0267

Record last updated 2026-06-20 · Provenance: website+pubmed+symptom-tool · Status: verified

This fact sheet is generated automatically from the Omnia Sana plant database and reflects its latest synced data. It is provided for educational purposes only and is not medical advice. Always consult a qualified practitioner before using medicinal plants.

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Generated June 22, 2026 from omniasana.bio