Yellow Dock (Rumex crispus)

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Botanical Information

• Family: Polygonaceae
• Common Names: Yellow Dock, Curly Dock
• Parts Used: Root, Leaves, Seeds

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Description

Rumex crispus, commonly known as Yellow Dock, is a perennial herb native to Europe and North America. It is widely used in herbal medicine for liver detoxification, digestion support, and skin health. Its bitter roots stimulate digestion, improve bile flow, and support overall metabolic function.

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Historical and Traditional Uses

• Used in traditional Western herbalism for liver health and blood purification.
• Applied externally and internally for skin conditions such as eczema and psoriasis.
• Employed as a mild laxative to aid in digestion and relieve constipation.
• Traditionally used for iron-deficiency anemia due to its ability to enhance iron absorption.

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Constituents

• Anthraquinones (chrysophanic acid, emodin)
• Tannins
• Flavonoids
• Oxalates
• Minerals (iron, calcium, magnesium)

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Actions

• Alterative (Blood purifier)
• Hepatic (Liver tonic)
• Mild laxative
• Anti-inflammatory
• Astringent
• Iron-enhancing

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Medicinal Uses

1. Liver and Detoxification Support:
Yellow Dock is commonly used to support liver function and assist in detoxification by stimulating bile production.

2. Skin Conditions:
Traditionally used to address chronic skin issues, including eczema, acne, and psoriasis.

3. Digestive Health:
The root acts as a mild laxative, helping with sluggish digestion and constipation.

4. Iron Absorption Support:
Contains compounds that enhance iron uptake, making it useful in cases of anemia.

5. Blood and Lymphatic Cleanser:
Supports the removal of metabolic waste and improves overall vitality.

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Preparation and Dosage

Decoction (Tea from Root):

• 1 tsp of dried root per cup of water. Simmer for 15 minutes. Drink up to twice daily.

Tincture:

• 2-5 ml taken up to twice daily.

Poultice (Topical Use):

• Crushed leaves applied externally for skin irritation or insect bites.

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Precautions and Contraindications

• Pregnancy and Lactation: Use with caution; consult a healthcare provider.
• Oxalates: High oxalate content may contribute to kidney stones in susceptible individuals.
• Laxative Effects: Long-term use may lead to dependency; best used in moderation.
• Iron Sensitivity: Individuals with iron overload conditions should use cautiously.

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Energetics (Traditional Medicine Perspectives)

• Traditional Western Herbalism: Cooling and detoxifying; supports liver and skin health.
• Traditional Chinese Medicine (TCM): Clears heat, removes dampness, and strengthens the blood.
• Ayurveda: Balances Pitta and Kapha, but may increase Vata in excess.

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Combinations

• For Liver Support: Combine with dandelion and burdock root.
• For Skin Health: Combine with red clover and nettle.
• For Digestion: Combine with ginger and fennel.

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Harvesting and Storage

• Harvesting: Roots are best collected in fall when nutrient content is highest.
• Drying: Air dry in a cool, ventilated area away from direct sunlight.
• Storage: Store dried root and leaves in airtight containers away from moisture.

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Modern Research

Studies confirm Rumex crispus’s liver-supporting, anti-inflammatory, and iron-enhancing properties, reinforcing its traditional applications.

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Yellow Dock remains a valuable herb in both traditional and modern herbal medicine, particularly for liver detoxification, skin health, and digestive wellness.