Bearberry

Dr. Sarah Mitchell
By Dr. Sarah Mitchell
Sep 15, 2026
1 min read

Arctostaphylos uva-ursi

Also known as: Uva Ursi, Kinnikinnick, Mealberry, Mountain Cranberry

Bearberry is a traditional botanical leaf extract valued for supporting urinary tract comfort and fluid balance. Due to its concentrated active compounds, it is intended strictly for short-term herbal support.

Bearberry

Explore Bearberry benefits and side effects, standardized dosage guidelines, and essential safety tips for short-term urinary tract support.

Bearberry, botanically known as Arctostaphylos uva-ursi, is a low-growing evergreen shrub native to northern climates across North America, Europe, and Asia. For centuries, traditional herbalists have used the leaves of this hardy plant to support urinary tract health and maintain balanced fluid levels in the body. The primary active component in bearberry is arbutin, a plant compound that converts into hydroquinone in the urinary tract, providing natural cleansing properties.

Today, many individuals turn to bearberry supplements as a short-term herbal remedy for lower urinary tract comfort. However, understanding Bearberry benefits and side effects is essential for safe usage. Because high concentrations of arbutin and hydroquinone can cause adverse effects when used improperly, bearberry should only be consumed for brief periods under appropriate guidance. Always consult a qualified healthcare provider before adding bearberry supplements to your routine, especially if you have pre-existing kidney conditions or are taking prescription medications.

Bearberry Profile and Quick Facts

Scientific Name
Arctostaphylos uva-ursi
Category
Herbs & Botanicals
Key Compound
Arbutin
Used For
Urinary Tract Health, Fluid Balance, Bladder Comfort
Available Forms
Capsules, Tablets, Liquid Extract, Dried Leaf Tea
Research Dosage
A common dosage range is 250 mg to 500 mg of standardized extract taken up to three times daily for a maximum of 7 to 14 consecutive days.
Where It's Found
Leaves of Arctostaphylos uva-ursi shrubs native to cold climates in North America, Europe, and Asia

Bearberry Forms and Dosage Guidelines

Capsules
Tablets
Liquid Extract
Dried Leaf Tea

FORM TYPICAL DOSAGE RANGE
Capsules 250 mg to 500 mg standardized extract, 2 to 3 times daily
Liquid Extract 2 mL to 4 mL (1:5 tincture), 3 times daily
Dried Leaf Tea 1 cup (3 g dried leaf steeped in hot water), 3 to 4 times daily

Key Health Benefits of Bearberry

Bearberry

  • Supports general urinary tract health and bladder comfort
  • Promotes healthy fluid balance and natural water excretion
  • Contains natural astringent tannins that help soothe urinary tissues
  • Provides botanical arbutin for targeted urinary system cleansing

Frequently Asked Questions

Bearberry is primarily used as a short-term herbal support for urinary tract wellness and bladder comfort. Its leaf extract contains arbutin and astringent tannins, which help support fluid balance and maintain a clean urinary environment.

The main benefits include urinary tract support and fluid balance regulation. However, potential side effects of bearberry include stomach upset, nausea, vomiting, or mild green-brown discoloration of the urine. Excessive or prolonged intake can lead to liver or kidney strain due to hydroquinone toxicity.

Bearberry supplements should only be taken for short durations, typically no longer than 7 to 14 consecutive days. Prolonged use is discouraged because long-term exposure to hydroquinone derivatives can cause adverse toxic effects on the liver and kidneys.

Yes. Bearberry safety guidelines strongly advise against use during pregnancy, breastfeeding, or in young children. Individuals with pre-existing kidney disease, liver disorders, or severe digestive inflammation should avoid bearberry unless explicitly directed by a physician.

Bearberry works best in alkaline urine, so taking it alongside substances that acidify the urine, such as high doses of vitamin C or acidic juices, may reduce its effectiveness. It may also interact with diuretics or medications affected by fluid regulation. Always consult a healthcare professional before starting a bearberry regimen.