Educational reference only · Not medical advice
Botanical illustration of Lemon Myrtle

Backhousia citriodora

Lemon Myrtle

Myrtaceae

Evidence: InsufficientCaffeine Free AustraliaSafety information on file
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At a Glance

Common name
Lemon Myrtle
Scientific name
Backhousia citriodora
Family
Myrtaceae
Region
Australia
Plant part
Leaves
Caffeine
Caffeine Free
Evidence
Insufficient
Safety review
Safety information on file

Safety & Cautions

Safety information on file
Contraindications
Generally safe in food/tea amounts; avoid the concentrated essential oil internally (citral irritation); consult a clinician if on sedatives.
Drug interactions
None well documented at culinary amounts; consult a clinician if on sedatives.
Pregnancy
Generally regarded as safe in food amounts; avoid concentrated oil and medicinal doses.
Breastfeeding
Generally regarded as safe in food amounts.
Children
Generally safe in mild infusions; avoid concentrated oils.
Allergies
Possible in those sensitive to Myrtaceae; rare.
Known adverse effects
Generally well tolerated; high doses may cause GI upset or contact sensitivity.

Botanical Description

An evergreen shrub with glossy lanceolate leaves rich in lemon-scented essential oil and small fluffy clusters of white flowers; the leaves are used.

Also known as: Lemon-Scented Myrtle, Sweet Verbena Tree

Historical Background

Lemon myrtle has been an Indigenous Australian fragrant bush plant for millennia, its intensely lemon-scented leaves used as a tea and flavoring. Today it is one of Australia's most prized native botanicals, brewed for a bright, caffeine-free citrus cup.

Earliest recorded uses: Indigenous Australian traditions; a fragrant lemon-scented bush tea.

Traditional preparations:

  • Leaf infusion
  • Bush lemon tea
  • Culinary flavoring

Traditional Uses

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

Indigenous Australian Traditions

Fragrant lemon bush tea for calm and immunity.

Modern Herbalism

Bright caffeine-free citrus cup.

Flavor & Aroma

Intensely citrus-lemonFreshCleanSlightly Floral

Aroma: Intensely citrus-lemon, fresh, clean

Tea Preparation

Preparation methods
Infusion, Short steep (citral is potent)
Steeping temperature
190-200 F (88-93 C)
Steeping time
2-4 minutes
Recommended vessel
Teapot
Blends well with
Green Tea, Lemongrass, Ginger, Honey, Mint
190-200 F (88-93 C) 2-4 minutes

Modern Evidence

Evidence level: Insufficient

Lemon myrtle has a tradition as a fragrant calming, immune, and antioxidant tea; preclinical work shows strong antimicrobial and antioxidant activity from citral. Clinical evidence is insufficient; it is not a treatment for infection or any disease, though it remains a bright, caffeine-free 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. PubMed · Backhousia citriodora review (2019)
  2. EMA HMPC · Myrtaceae assessment (2015)

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