Botanical Information
- Family: Ericaceae
- Common Names: Uva-Ursi, Bearberry, Kinnikinnick
- Parts Used: Leaves
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.
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.
Constituents
- Arbutin (a natural urinary antiseptic)
- Tannins
- Flavonoids
- Hydroquinones
- Iridoids
Actions
- Urinary antiseptic
- Diuretic
- Astringent
- Anti-inflammatory
- Antimicrobial
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.
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.
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.
Energetics (Traditional Medicine Perspectives)
- Traditional European Medicine: Cooling and drying, used for excess dampness and infections.
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.
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.
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.
Uva-Ursi remains one of the most effective herbal remedies for urinary tract health, valued for its antimicrobial and diuretic properties.