Uva-Ursi (Arctostaphylos uva-ursi)

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Botanical Information

• Family: Ericaceae
• Common Names: Uva-Ursi, Bearberry, Kinnikinnick
• Parts Used: Leaves

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Description

Arctostaphylos uva-ursi is a small evergreen shrub native to North America, Europe, and Asia. It has been traditionally used as a powerful urinary antiseptic and diuretic, particularly for urinary tract infections (UTIs) and kidney health.

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Historical and Traditional Uses

• Used in Native American medicine as a urinary tonic and wound healer.
• Employed in European herbalism for bladder infections and kidney stones.
• Traditionally smoked in ceremonial blends by Indigenous tribes.

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Constituents

• Arbutin (a natural urinary antiseptic)
• Tannins
• Flavonoids
• Hydroquinones
• Iridoids

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Actions

• Urinary antiseptic
• Diuretic
• Astringent
• Anti-inflammatory
• Antimicrobial

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Medicinal Uses

1. Urinary Tract Infections (UTIs):
Uva-ursi is one of the most well-known herbs for treating bacterial infections of the bladder and urinary tract.

2. Kidney and Bladder Health:
Its diuretic properties help flush out bacteria and prevent kidney stone formation.

3. Anti-Inflammatory Support:
Traditionally used to reduce inflammation in the urinary and digestive systems.

4. Astringent for Diarrhea:
Due to its tannin content, it has been used to relieve mild cases of diarrhea.

5. Wound Healing:
Used externally as a poultice or wash for wounds and infections.

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Preparation and Dosage

Infusion (Tea):

• 1-2 tsp of dried leaves per cup of boiling water. Steep for 10-15 minutes and drink up to 2 times daily.

Tincture:

• 2-5 ml of tincture taken 2-3 times daily.

Poultice:

• Crushed leaves applied externally for wound healing.

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Precautions and Contraindications

• Pregnancy and Lactation: Not recommended due to potential uterine stimulation and high tannin content.
• Long-Term Use: Should not be used for extended periods due to hydroquinone toxicity risk.
• Acidic Urine: Uva-ursi works best in alkaline urine; avoid excessive acidic foods while using.

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Energetics (Traditional Medicine Perspectives)

• Traditional European Medicine: Cooling and drying, used for excess dampness and infections.

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Combinations

• For Urinary Health: Combine with dandelion and corn silk.
• For Anti-Inflammatory Effects: Combine with marshmallow root.
• For Wound Healing: Combine with yarrow and calendula.

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Harvesting and Storage

• Harvesting: Leaves are collected in late summer and dried for medicinal use.
• Drying: Dry in a well-ventilated area away from direct sunlight.
• Storage: Store in an airtight container in a cool, dark place.

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Modern Research

Studies support uva-ursi’s effectiveness in treating UTIs and its role as a urinary antiseptic. Ongoing research examines its antimicrobial properties and potential benefits for kidney health.

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Uva-Ursi remains one of the most effective herbal remedies for urinary tract health, valued for its antimicrobial and diuretic properties.