Educational reference only · Not medical advice

Juniperus communis

Juniper Berry

Cupressaceae

Evidence: LimitedNone Europe, Asia, North AmericaSafety information on file
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At a Glance

Common name
Juniper Berry
Scientific name
Juniperus communis
Family
Cupressaceae
Region
Europe, Asia, North America
Plant part
Ripe berry (cone)
Caffeine
None
Evidence
Limited
Safety review
Safety information on file

Safety & Cautions

Safety information on file
Contraindications
Avoid in kidney disease and inflammation of the kidneys; prolonged use is not advised.
Drug interactions
May reduce effectiveness of some antidiabetic medications; theoretical interactions with diuretics.
Pregnancy
Not recommended in pregnancy; may stimulate uterine activity.
Breastfeeding
Avoid while breastfeeding.
Children
Not recommended for children.
Allergies
Possible in those sensitive to conifers.
Known adverse effects
High or prolonged doses may irritate the kidneys; limit use to a few weeks.

Botanical Description

Aromatic blue-black cones of an evergreen conifer, traditionally used to support digestion and urinary function.

An evergreen shrub or small tree with needle-like leaves in whorls of three. The 'berries' are actually fleshy female cones that ripen from green to blue-black over two years.

Historical Background

Juniper has been used since ancient Egypt and by Greek and Roman physicians. It flavored and preserved foods and was a folk remedy across Europe for digestive and urinary complaints.

Earliest recorded uses: Found in Egyptian papyri and described by Dioscorides and Pliny; long used in European monastic and folk medicine.

Cultural significance: Branches were hung at doors to ward off illness in European folklore; juniper gives gin its distinctive flavor.

Traditional preparations:

  • Crushed berry infusion
  • Berry decoction
  • Spirits infused with berries

Traditional Uses

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

European folk medicine

Used as a carminative, diuretic, and warming digestive.

Culinary

Berries flavor meats, sauerkraut, and gin.

Flavor & Aroma

PineyResinousPepperySlightly sweet

Aroma: Crisp, pine-resin, gin-like

Tea Preparation

Preparation methods
Lightly crush 1 gram of dried berries and steep in boiled water for 7 to 10 minutes
Steeping temperature
95°C (203°F)
Steeping time
7 to 10 minutes
Recommended vessel
Glass or ceramic teapot
Blends well with
Rosemary, Lemon peel, Fennel, Cinnamon
95°C (203°F) 7 to 10 minutes

Modern Evidence

Evidence level: Limited

Contains volatile oils with antimicrobial and diuretic activity in test-tube and animal studies; clinical evidence in humans is limited.

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. EMEA · Juniperi fructus herbal monograph (2010)
  2. American Botanical Council · Juniper Berry (2020)

Entry last updated August 29, 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