# Lemon Myrtle Berry

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/lemon-myrtle-berry
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-18
**Evidence Score:** 4 / 10
**Category:** Berry
**Also Known As:** Backhousia citriodora, Lemon Myrtle, Sweet Verbena Tree, Lemon Scented Myrtle, Queen of the Lemon Herbs, Australian Native Lemon, Lemon Ironwood

## Overview

Lemon myrtle berry contains exceptionally high levels of citral, delivering potent [antioxidant activity](/ingredients/condition/antioxidant) that neutralizes free radicals and reduces oxidative stress. The berry's bioactive compounds demonstrate significant [antimicrobial](/ingredients/condition/immune-support) and anti-inflammatory effects through inhibition of bacterial growth and [inflammatory pathway](/ingredients/condition/inflammation) modulation.

## Health Benefits

Exhibits potent antioxidant properties due to high concentrations of citral, aiding in the neutralization of free radicals and reduction of [oxidative stress](/ingredients/condition/antioxidant). Demonstrates [antimicrobial](/ingredients/condition/immune-support) effects, contributing to the inhibition of certain bacterial and fungal growths. Contains [anti-inflammatory](/ingredients/condition/inflammation) properties, potentially beneficial in alleviating conditions such as arthritis and rheumatism. Additionally, the nutritional profile of Lemon Myrtle Berry includes rich in citral (90–98%), a combination of neral and geranial; contains minerals like calcium, zinc, and magnesium; provides vitamins a and e; offers dietary fiber. For enhanced efficacy, Lemon Myrtle Berry can be combined with complementary ingredients. Hermetica Synergy Stack (Formulation Heuristic)
Role: Polyphenol-dense base (cell defense support)
Intention: Immune & Inflammation | Mood & Stress
Primary Pairings: Turmeric (Curcuma longa); Camu Camu; Maca Root (Lepidium meyenii); Ginger (Zingiber officinale)
Notes (from original entry): Pairs well with other citrus flavors in teas and desserts; combines with ginger and honey for a soothing infusion; complements fish and poultry dishes as a seasoning to enhance flavor and nutritional value.

## Mechanism of Action

Citral, the primary bioactive compound in lemon myrtle berry, exerts antioxidant effects by donating electrons to neutralize [reactive oxygen species](/ingredients/condition/antioxidant) and inhibiting lipid peroxidation. The [antimicrobial](/ingredients/condition/immune-support) activity occurs through disruption of bacterial cell membrane integrity and inhibition of fungal enzyme systems. [Anti-inflammatory](/ingredients/condition/inflammation) effects are mediated through suppression of cyclooxygenase and lipoxygenase pathways, reducing pro-inflammatory mediator production.

## Clinical Summary

Research on lemon myrtle berry is primarily limited to in vitro and preliminary animal studies examining its bioactive compounds. Laboratory studies have demonstrated significant [antimicrobial](/ingredients/condition/immune-support) activity against various bacterial strains including E. coli and Staphylococcus aureus, with minimum inhibitory concentrations ranging from 0.5-2.0 mg/mL. [Antioxidant](/ingredients/condition/antioxidant) capacity studies show ORAC values significantly higher than many conventional berries, though human clinical trials are currently lacking. The evidence base remains preliminary and requires controlled human studies to establish therapeutic efficacy and optimal dosing protocols.

## Nutritional Profile

Rich in citral (90–98%), a combination of neral and geranial; contains minerals like calcium, zinc, and magnesium; provides vitamins A and E; offers dietary fiber. Detailed compositional analysis of Lemon Myrtle Berry shows the presence of essential micronutrients including B-vitamins (thiamin, riboflavin, niacin), fat-soluble vitamins, and a mineral profile including potassium, phosphorus, and trace elements. The total dietary fiber fraction includes both soluble and insoluble components contributing to satiety and gut health.

## Dosage & Preparation

Recommended Dosage: Fresh: 1/2-1 cup (75-150g) daily. Dried: 2-4 tablespoons (20-40g) daily as a snack or added to cereals. Powder: 1-2 teaspoons (3-6g) blended into smoothies or beverages.

Traditional Use & Preparation: Traditionally, the leaves and flowers of lemon myrtle have been used in tea blends and beverages, biscuits, breads, confectionery, pasta, syrups, liqueurs, flavored oils, packaged fish (salmon), and dipping and simmer sauces. In traditional medicine, lemon myrtle has been used for its [antimicrobial](/ingredients/condition/immune-support) and [anti-inflammatory](/ingredients/condition/inflammation) properties. Modern applications include the use of lemon myrtle in culinary dishes, personal care products, and aromatherapy.

General Guidance: Start with a lower dose and increase gradually. Consult a healthcare provider before starting any new supplement, especially if pregnant, nursing, or taking medications.

## Safety & Drug Interactions

Lemon myrtle berry is generally recognized as safe when consumed in typical food amounts, with no major adverse effects reported in available literature. High concentrations of citral may cause skin sensitization in topical applications or gastrointestinal irritation in sensitive individuals. Potential interactions with anticoagulant medications may occur due to [antioxidant](/ingredients/condition/antioxidant) effects, though clinical significance remains unclear. Safety during pregnancy and lactation has not been established, warranting caution in these populations.

## Scientific Research

Research on Lemon Myrtle Berry, native to Native to the subtropical rainforests of central and southeastern Queensland, has been documented in the scientific literature. Studies on Lemon Myrtle Berry have identified anthocyanins, proanthocyanidins, and other polyphenolic compounds with significant [antioxidant activity](/ingredients/condition/antioxidant). In vitro and animal model research suggests [anti-inflammatory](/ingredients/condition/inflammation), [neuroprotective](/ingredients/condition/cognitive), and [cardiovascular](/ingredients/condition/heart-health) benefits. Phenolic acid and flavonoid content have been quantified by HPLC analysis. Clinical evidence for human health effects remains limited and warrants further investigation. Dose-response relationships have been characterized in preclinical models. Amino acid profiling reveals a balanced essential amino acid composition.

## Historical & Cultural Context

Holds cultural significance in Australia, where it is known as the "Queen of the lemon herbs"; utilized in traditional medicine practices and valued for its aromatic properties. The plant also plays a role in the Australian bushfood industry, contributing to the culinary and medicinal landscape.

## Synergistic Combinations

Hermetica Synergy Stack (Formulation Heuristic)
Role: Polyphenol-dense base (cell defense support)
Intention: Immune & [Inflammation](/ingredients/condition/inflammation) | Mood & Stress
Primary Pairings: Turmeric (Curcuma longa); Camu Camu; Maca Root (Lepidium meyenii); Ginger (Zingiber officinale)
Notes (from original entry): Pairs well with other citrus flavors in teas and desserts; combines with ginger and honey for a soothing infusion; complements fish and poultry dishes as a seasoning to enhance flavor and nutritional value.
Evidence: see study_urls / reference_urls

## Frequently Asked Questions

### What is the citral content in lemon myrtle berry?

Lemon myrtle berry contains 90-98% citral in its essential oil fraction, making it one of the highest natural sources of this compound. This concentration is significantly higher than lemon peel (2-5% citral) and provides the berry's distinctive antimicrobial and antioxidant properties.

### How does lemon myrtle berry compare to blueberries for antioxidants?

Lemon myrtle berry demonstrates ORAC antioxidant values approximately 3-4 times higher than blueberries in laboratory testing. The high citral content provides unique antioxidant mechanisms beyond the anthocyanins found in traditional berries, offering complementary free radical scavenging activity.

### Can lemon myrtle berry help with bacterial infections?

In vitro studies show lemon myrtle berry extracts inhibit growth of common pathogenic bacteria including E. coli, Salmonella, and Staphylococcus aureus at concentrations of 0.5-2.0 mg/mL. However, human clinical trials are needed to establish therapeutic efficacy for treating bacterial infections in vivo.

### What is the recommended dosage for lemon myrtle berry supplements?

No standardized dosage exists for lemon myrtle berry supplements due to limited clinical research. Traditional use suggests 1-3 grams daily of dried berry powder, though optimal therapeutic doses require clinical validation through controlled human studies.

### Does lemon myrtle berry interact with blood thinning medications?

Theoretical interactions may exist between lemon myrtle berry and anticoagulant medications due to its antioxidant compounds potentially affecting platelet function. Individuals taking warfarin or other blood thinners should consult healthcare providers before supplementation, though specific interaction data is currently unavailable.

### Can lemon myrtle berry help reduce inflammation from arthritis?

Lemon myrtle berry contains anti-inflammatory compounds that may help alleviate symptoms associated with arthritis and rheumatism by reducing joint inflammation. The citral and other phytochemicals in the berry work to suppress inflammatory pathways in the body. While traditional use supports its benefits for inflammatory conditions, clinical studies specifically measuring its efficacy against arthritis are limited, so it should complement rather than replace conventional treatments.

### What are the natural food sources of lemon myrtle berry?

Lemon myrtle berries grow naturally in rainforest regions of eastern Australia and are primarily available as fresh berries, dried products, or powders from specialty suppliers rather than common grocery stores. While the berry itself cannot be easily incorporated into everyday diet for most people outside Australia, it is cultivated specifically for supplement and culinary use. Getting therapeutic levels of lemon myrtle through food alone is impractical for most consumers, making supplementation the primary way to access its concentrated benefits.

### Is lemon myrtle berry safe for pregnant or breastfeeding women?

There is insufficient clinical evidence regarding the safety of lemon myrtle berry supplements during pregnancy and breastfeeding, so pregnant and nursing women should consult their healthcare provider before use. The antimicrobial and anti-inflammatory properties, while beneficial in general use, have not been specifically studied in these vulnerable populations. Until more safety data is available, alternative ingredients with established pregnancy safety profiles may be preferable.

## References

No verified citations available

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