# Lippia alba (Bushy Matgrass)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/lippia-alba
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-19
**Evidence Score:** 4 / 10
**Category:** Amazonian
**Also Known As:** Lippia alba, White lippia, Bushy matgrass, Erva cidreira, Salvia sija, Melissa, Brazilian tea bush

## Overview

Lippia alba is an Amazonian herb containing carvone, limonene, and citral as primary bioactive compounds. It demonstrates antigenotoxic effects through DNA protection mechanisms and [antimicrobial](/ingredients/condition/immune-support) activity via essential oil components.

## Health Benefits

• Antigenotoxic properties - In vitro studies demonstrate protection against bleomycin-induced DNA damage (preliminary evidence)
• [Antimicrobial](/ingredients/condition/immune-support) activity - Traditional use supported by essential oil composition but lacks clinical validation
• [Antioxidant](/ingredients/condition/antioxidant) effects - Traditional applications suggest benefits, though human studies are absent
• Antifungal properties - Historically used in folk medicine, no clinical trials available
• Aromatic therapeutic applications - Used in pharmaceutical and chemical industries for physiotherapeutic purposes (traditional evidence only)

## Mechanism of Action

Lippia alba's antigenotoxic effects occur through protection of DNA against oxidative damage, particularly bleomycin-induced strand breaks. The essential oil components carvone, limonene, and citral exhibit [antimicrobial](/ingredients/condition/immune-support) activity by disrupting bacterial cell membrane integrity and inhibiting microbial enzyme systems.

## Clinical Summary

Current evidence for Lippia alba consists primarily of in vitro studies demonstrating protection against bleomycin-induced DNA damage. [Antimicrobial](/ingredients/condition/immune-support) studies have focused on essential oil composition analysis rather than controlled clinical trials. Traditional use reports exist for [antioxidant](/ingredients/condition/antioxidant) and digestive applications, but these lack rigorous clinical validation. No human clinical trials have been conducted to establish therapeutic efficacy or optimal dosing protocols.

## Nutritional Profile

{"macronutrients": {"protein": "Not significant", "fiber": "Not significant"}, "micronutrients": {"vitamins": {"Vitamin C": "Trace amounts"}, "minerals": {"Calcium": "Trace amounts", "Magnesium": "Trace amounts"}}, "bioactive_compounds": {"essential_oils": {"citral": "0.5-1.0% of leaf weight", "limonene": "0.2-0.5% of leaf weight", "myrcene": "0.1-0.3% of leaf weight"}, "flavonoids": {"quercetin": "Trace amounts"}}, "bioavailability_notes": "Bioactive compounds such as essential oils are better absorbed when consumed with fats. Flavonoids like quercetin have low bioavailability but can be enhanced with the presence of fats or other enhancing agents like piperine."}

## Dosage & Preparation

No clinically studied dosage ranges are available due to absence of human trials. Essential oil extraction yields range from 0.311% to 0.363% (w/w) from leaves via hydrodistillation. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Safety data for Lippia alba supplementation is limited due to lack of clinical studies. Essential oil components may cause skin irritation or allergic reactions in sensitive individuals. Potential interactions with medications metabolized by liver enzymes are theoretically possible due to terpene content. Pregnancy and breastfeeding safety has not been established, so use should be avoided during these periods.

## Scientific Research

No human clinical trials, randomized controlled trials, or meta-analyses on Lippia alba were identified in the available research. Current studies focus exclusively on chemical composition analysis, in vitro antigenotoxic properties, and plant responses to environmental stress.

## Historical & Cultural Context

Lippia alba has been used in South American folk medicine as an aromatic and medicinal plant with reported physiotherapeutic, [antimicrobial](/ingredients/condition/immune-support), [antioxidant](/ingredients/condition/antioxidant), and antifungal properties. The plant has applications in both pharmaceutical and chemical industries, though specific traditional systems and historical duration of use are not detailed.

## Synergistic Combinations

Lemon balm, Peppermint, Chamomile, Ginger, Turmeric

## Frequently Asked Questions

### What are the active compounds in Lippia alba?

The primary bioactive compounds include carvone (20-40% of essential oil), limonene (15-25%), and citral (10-20%). These monoterpenes contribute to the herb's antimicrobial and potential antigenotoxic properties.

### How does Lippia alba protect DNA from damage?

In vitro studies show Lippia alba extracts protect against bleomycin-induced DNA strand breaks through antioxidant mechanisms. The protective effect appears to involve scavenging of reactive oxygen species that would otherwise damage cellular DNA.

### Is there clinical evidence for Lippia alba's antimicrobial effects?

Current evidence is limited to laboratory studies of essential oil components against various microorganisms. While traditional use supports antimicrobial applications, controlled human clinical trials have not been conducted to validate therapeutic efficacy.

### What is the traditional dosage of Lippia alba?

Traditional preparations typically use 2-5 grams of dried leaves as tea or 1-3 ml of liquid extract daily. However, standardized dosing protocols have not been established through clinical research, and potency varies significantly between preparations.

### Can Lippia alba interact with prescription medications?

Theoretical interactions may occur with medications metabolized by liver enzymes due to terpene content. The herb may also enhance effects of sedative medications based on traditional calming uses, though specific drug interactions have not been clinically documented.

### Is Lippia alba safe to use during pregnancy and breastfeeding?

There is insufficient safety data on Lippia alba use during pregnancy and breastfeeding, so it is recommended to avoid supplementation during these periods unless under professional guidance. Traditional use in some cultures does not guarantee safety for vulnerable populations, and the lack of controlled human studies means potential risks cannot be fully assessed. Pregnant and nursing individuals should consult a healthcare provider before use.

### What is the difference between Lippia alba tea, essential oil, and standardized extract forms?

Lippia alba is available as dried leaf tea (least concentrated), essential oil (highly concentrated volatile compounds), and standardized extracts (defined active compound levels). Tea forms are traditionally used and have the lowest concentration of bioactive compounds, while essential oils contain potent volatile compounds that may be too strong for internal consumption without dilution. Standardized extracts offer controlled dosing but lack the traditional preparation methods used in folk medicine for centuries.

### How strong is the scientific evidence supporting Lippia alba's antifungal and antimicrobial claims?

Current evidence for Lippia alba's antimicrobial and antifungal effects is primarily based on in vitro laboratory studies and traditional ethnobotanical use rather than rigorous human clinical trials. While essential oil composition suggests bioactivity against certain microorganisms, clinical validation in humans remains absent, limiting definitive health claims. More high-quality, placebo-controlled human studies are needed to establish efficacy and optimal therapeutic applications.

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