Educational reference only · Not medical advice
Botanical illustration of Blackberry Leaf

Rubus fruticosus

Blackberry Leaf

Rosaceae

Evidence: InsufficientCaffeine Free EuropeSafety information on file
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At a Glance

Common name
Blackberry Leaf
Scientific name
Rubus fruticosus
Family
Rosaceae
Region
Europe
Plant part
Leaves
Caffeine
Caffeine Free
Evidence
Insufficient
Safety review
Safety information on file

Safety & Cautions

Safety information on file
Contraindications
Generally very safe in food/tea amounts; caution with anticoagulants and antidiabetic drugs; discontinue before surgery.
Drug interactions
Tannins may reduce absorption of minerals and some drugs; may have mild anticoagulant activity - consult a clinician.
Pregnancy
Generally regarded as safe in tea amounts; consult a clinician for medicinal doses.
Breastfeeding
Generally regarded as safe in tea amounts.
Children
Generally safe in mild infusions.
Allergies
Possible in those sensitive to Rosaceae; rare.
Known adverse effects
Generally very well tolerated; high tannin intake may cause GI upset or constipation.

Botanical Description

A bramble with prickly biennial canes, palmately lobed serrated green leaves, white five-petalled flowers, and aggregate black berry fruits; the leaves are used.

Also known as: Bramble Leaf

Historical Background

Blackberry leaf has been a European folk tonic for centuries, sipped as a mild astringent digestive tea and a traditional spring 'blood cleanser.' Its leaves, gently dried and sometimes oxidized, brew a smooth, tannic, fruit-toned caffeine-free cup.

Earliest recorded uses: European folk traditions for centuries; an astringent tonic and 'blood-purifying' leaf tea.

Traditional preparations:

  • Leaf infusion
  • Fermented leaf tea
  • Astringent gargle

Traditional Uses

These uses document historical traditions and do not imply proven effectiveness.

European Folk Traditions

Astringent digestive and throat leaf tea.

Modern Herbalism

Mild antioxidant and tonic cup.

Flavor & Aroma

MildFruity-tannicGreenSlightly Earthy

Aroma: Mild, fruity-tannic, green, slightly earthy

Tea Preparation

Preparation methods
Infusion, Fermented/oxidized leaf steep (like black tea)
Steeping temperature
200 F (93 C)
Steeping time
5-8 minutes
Recommended vessel
Teapot
Blends well with
Raspberry Leaf, Nettle, Peppermint, Honey, Hibiscus
200 F (93 C) 5-8 minutes

Modern Evidence

Evidence level: Insufficient

Blackberry leaf has a tradition as an astringent digestive, throat, and antioxidant tea; preclinical work shows tannin-rich astringent and antioxidant activity. Clinical evidence is insufficient; it is not a treatment for diarrhea, sore throat, or any disease, though it remains a gentle, fruity-tannic cup.

Evidence levels describe the state of research for the traditional use discussed here, not a recommendation. Historical use does not imply effectiveness.

References & Sources

  1. EMA HMPC · Rubi fruticosi folium assessment (2015)
  2. PubMed · Rubus fruticosus review (2019)

Entry last updated August 4, 2026

Soothing Brews

An educational encyclopedia preserving the history, traditions, and modern evidence behind herbs used in teas and infusions. Inspired by antique botanical manuscripts.

Steeped in tradition, grounded in honesty.

Please Note

This is an educational reference, not a medical resource. Historical use does not imply effectiveness. Natural does not always mean safe. Consult a qualified healthcare professional before using herbs, especially if pregnant, nursing, or taking medications.

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Preferred sources: NIH ODS · NCCIH · MSK Herbs · PubMed · WHO · EMA · German Commission E · Cochrane