What is Yarrow?
Yarrow, known in Sanskrit as Yaro (येरो) and botanically as Achillea millefolium, is a flowering perennial herb in the Asteraceae (daisy) family, found across temperate regions of Europe, Asia, and North America. Named after the Greek hero Achilles who reportedly used it to staunch battlefield wounds, Yarrow has an ancient history as a medicinal plant across multiple healing traditions. In Ayurveda, it is valued for its Vata-Kapha balancing properties, potent hemostatic (bleeding-stopping), anti-inflammatory, and digestive benefits.
Ayurvedic Properties of Yarrow
| Property | Detail |
|---|---|
| Sanskrit Name | Yaro (येरो); Rohini in some regional traditions |
| Rasa (Taste) | Tikta (Bitter), Katu (Pungent) |
| Guna (Quality) | Laghu (Light), Ruksha (Dry), Tikshna (Sharp) |
| Virya (Potency) | Ushna (Warming) |
| Vipaka (Post-digestive) | Katu (Pungent) |
| Dosha Effect | Balances Vata and Kapha; use cautiously in Pitta conditions |
| Part Used | Aerial parts (flowers, leaves, stems) |
Health Benefits of Yarrow
- Wound Healing & Hemostatic Action
Yarrow’s most celebrated traditional use — across Ayurveda, European herbalism, and Native American medicine — is its remarkable ability to stop bleeding and accelerate wound healing. It contains achilletin and achilleine, natural compounds that promote blood clotting and vasoconstriction, effectively reducing bleeding from cuts, scrapes, and minor wounds. Topical application of fresh Yarrow leaves or a poultice rapidly promotes hemostasis while its antimicrobial properties prevent wound infection. - Digestive Health & Liver Support
Yarrow is a powerful bitter tonic that stimulates digestive secretions, promotes bile flow from the liver and gallbladder, and enhances overall digestive efficiency. Its cholagogue (bile-stimulating) action is particularly beneficial for individuals who struggle to digest fats and experience bloating, gas, and indigestion after meals. Regular use as a digestive tea before meals helps regulate appetite, improve nutrient absorption, and support healthy liver function. - Menstrual Regulation & Gynecological Support
Yarrow has been used for millennia as a gynecological herb, helping regulate irregular menstrual cycles, reduce excessive menstrual bleeding (menorrhagia), and relieve menstrual cramps. Its antispasmodic properties relax uterine muscles, reducing cramping and pelvic pain, while its hemostatic action helps manage heavy periods. In Ayurvedic gynecology, it is used for Asrigdara (abnormal uterine bleeding) and Rakta Pradara (heavy menstruation). - Respiratory Support & Decongestant Action
Yarrow’s warming, expectorant, and Kaphahara properties make it effective for managing respiratory conditions including bronchitis, sinusitis, and the common cold. It promotes sweating during fevers (diaphoretic action), helps the body cool down naturally and break the fever faster. Steam inhalation with Yarrow-infused water or hot Yarrow tea helps clear nasal and bronchial congestion, reducing the duration of colds and respiratory infections. - Anti-Inflammatory & Pain Management
Yarrow contains flavonoids and sesquiterpene lactones that exert significant anti-inflammatory and analgesic effects throughout the body. These compounds inhibit the production of pro-inflammatory cytokines and prostaglandins, providing relief from arthritis, muscle pain, joint inflammation, and general body aches. Applied topically as a poultice or infused oil, Yarrow provides localized pain and inflammation relief for arthritic joints and sore muscles. - Stress Reduction & Mild Anxiolytic Action
Yarrow contains compounds including luteolin and apigenin that have mild anxiolytic (anti-anxiety) and nervine-tonic properties. Regular use of Yarrow tea or tincture helps calm an overactive nervous system, reduce anxiety, and promote a sense of calm without sedation. This makes it particularly useful for managing stress-induced digestive complaints and anxiety-related muscle tension — a common Vata imbalance presentation.
How to Use Yarrow
| Form | Dosage | How to Take |
|---|---|---|
| Herbal Tea (Infusion) | 150–200 ml, 2–3 times daily | Steep 1–2 tsp dried Yarrow in hot water for 10–15 min; drink warm, add honey |
| Tincture (Liquid Extract) | 2–4 ml, 3 times daily | Dilute in warm water; take before meals for digestive support |
| Powder (Churna) | 1–3 g twice daily | Mix with warm water or honey; take after meals |
| Topical Poultice | As needed | Apply fresh or rehydrated dried Yarrow directly to wounds, cuts, or inflamed joints |
Side Effects & Precautions
Yarrow should not be used by individuals allergic to the Asteraceae family, which includes ragweed, chrysanthemums, and daisies, as cross-reactivity can cause allergic reactions including contact dermatitis. It is contraindicated during pregnancy, as its uterotonic properties may stimulate uterine contractions and pose a risk of miscarriage. Individuals with hypotension (low blood pressure) should use Yarrow with caution, as it may further lower blood pressure. Long-term topical use in some individuals may cause photosensitivity. Yarrow may interact with blood-thinning medications (both reducing and potentiating effects depending on context) — consult a physician if on anticoagulants.
Classical References
While Yarrow (Achillea millefolium) is native to Europe and Western Asia, herbs with comparable properties have been referenced in Indian Ayurvedic texts. The general category of Raktasthambhana (hemostatic) and Sandhaniya (wound-healing) herbs in the Sushruta Samhita encompasses herbs with properties similar to Yarrow. In more recent Ayurvedic pharmacognosy and cross-cultural materia medica studies, Yarrow has been integrated into contemporary Ayurvedic practice. The herb is also well-documented in traditional European herbal medicine (Dioscorides, Gerard, Culpeper) and Chinese herbal medicine (Shíjīncǎo), underscoring its universal recognition as a hemostatic and digestive herb across healing traditions.