# Lovage Leaf (Levisticum officinale)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/lovage-leaf
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-24
**Evidence Score:** 2 / 10
**Category:** Vegetable
**Also Known As:** Levisticum officinale, Love Parsley, Maggi Plant, Smellage, Garden Lovage, European Lovage, Old English Lovage, Bladder Seed

## Overview

Lovage leaf (Levisticum officinale) contains phenolic compounds that demonstrate [anti-inflammatory](/ingredients/condition/inflammation) properties by inhibiting LOX and COX-2 enzymes. The leaf extract shows preliminary antiproliferative effects against cancer cell lines at concentrations of 0.1-20 mg/mL.

## Health Benefits

• May inhibit cancer cell growth - in vitro studies showed antiproliferative effects on gastric, prostate, and breast cancer cell lines at 0.1-20 mg/mL (preliminary evidence only)
• [Anti-inflammatory](/ingredients/condition/inflammation) properties - phenolic extracts inhibited LOX and COX-2 enzymes with EC50 reductions up to 20.52% (in vitro evidence)
• [Antioxidant activity](/ingredients/condition/antioxidant) - neutralizes ABTS radicals, enhanced after simulated [digestion](/ingredients/condition/gut-health) (in vitro evidence)
• May support metabolic health - inhibits enzymes linked to metabolic syndrome (ACE, lipase, α-amylase, α-glucosidase) after gastrointestinal simulation (in vitro evidence only)
• Traditional diuretic effects - historically used for urinary issues though modern clinical validation is lacking

## Mechanism of Action

Lovage leaf's phenolic compounds inhibit lipoxygenase (LOX) and cyclooxygenase-2 (COX-2) enzymes, reducing [inflammatory](/ingredients/condition/inflammation) mediator production. The extract demonstrates antiproliferative activity against gastric, prostate, and breast cancer cell lines by interfering with cellular growth pathways. EC50 reductions up to 20.52% have been observed for enzyme inhibition.

## Clinical Summary

Current evidence is limited to in vitro studies examining lovage leaf's bioactive properties. Laboratory research shows antiproliferative effects on multiple cancer cell lines at 0.1-20 mg/mL concentrations. [Anti-inflammatory](/ingredients/condition/inflammation) studies demonstrate phenolic extract inhibition of key inflammatory enzymes with quantified EC50 reductions. Human clinical trials and safety data are lacking for therapeutic applications.

## Nutritional Profile

Lovage leaf is a nutrient-dense herb with the following approximate composition per 100g fresh weight: Moisture ~85-88g. Macronutrients: Protein ~3.1-4.0g (relatively high for a leafy herb, containing essential amino acids); Carbohydrates ~7-8g; Dietary fiber ~2.5-3.5g; Fat ~0.6-1.0g; Energy ~50-65 kcal. Vitamins: Vitamin C ~50-80mg (significant contributor to daily RDI); Vitamin A precursors (beta-carotene) ~3000-4500 µg (as carotenoids); Vitamin K ~150-200µg (notably high, relevant for anticoagulant drug interactions); B-vitamins including folate ~70-90µg, riboflavin ~0.1mg, niacin ~1.5mg. Minerals: Potassium ~700-900mg (notably high); Calcium ~150-200mg; Magnesium ~50-70mg; Iron ~5-8mg (non-heme; bioavailability enhanced by co-consumption with vitamin C present in the same leaf); Zinc ~0.5-1.0mg; Phosphorus ~70-90mg. Bioactive compounds: Phthalides (Z-ligustilide, Z-butylidenephthalide, 3-butylidenephthalide) in essential oil fraction ~0.5-1.5% of dry weight — primary class responsible for characteristic aroma and contributing to [anti-inflammatory](/ingredients/condition/inflammation) and smooth muscle-relaxant effects; Quercetin and kaempferol glycosides ~200-500mg/100g dry weight — key flavonoids with demonstrated [antioxidant activity](/ingredients/condition/antioxidant); Apigenin and luteolin (flavones) ~50-150mg/100g dry weight; Chlorogenic acid and caffeic acid derivatives (hydroxycinnamic acids) ~100-300mg/100g dry weight — phenolic acids contributing to COX-2/LOX inhibition documented in existing health data; Coumarin derivatives including bergapten and psoralen (furanocoumarins) present in trace amounts — photosensitivity risk at high intake; Ferulic acid ~20-50mg/100g dry weight. Bioavailability notes: Phenolic compounds show enhanced bioaccessibility post-[digestion](/ingredients/condition/gut-health) (as reflected in post-digest ABTS radical scavenging data in existing records); iron absorption is non-heme and estimated at 5-12% depending on dietary context; fat-soluble compounds (carotenoids, vitamin K, fat-soluble phthalides) require co-consumption of dietary fat for adequate absorption; furanocoumarins are present but typically at sub-toxic levels in culinary use — concentrated extracts carry higher risk. Data confidence: Macronutrient and vitamin values are estimates extrapolated from USDA herb databases and published European analyses; precise values for lovage specifically remain limited in large-scale databases compared to common herbs.

## Dosage & Preparation

No clinically studied dosages in humans exist. In vitro studies used leaf extracts at 0.1-20 mg/mL for antiproliferative effects and 300-500 μg/mL for breast cancer cell studies. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Safety data for lovage leaf supplements is limited due to lack of human studies. Traditional culinary use suggests general safety, but therapeutic doses may pose unknown risks. Potential interactions with anticoagulant medications due to coumarin-like compounds. Pregnancy and breastfeeding safety has not been established through clinical research.

## Scientific Research

No human clinical trials, RCTs, or meta-analyses were identified for lovage leaf; all evidence is limited to in vitro studies. Key research includes antiproliferative effects on cancer cell lines (PMIDs: 32545271, 31096692) and enzyme inhibition studies (PMID: 30959849).

## Historical & Cultural Context

Lovage has been used in European traditional medicine as an appetizer, potent diuretic, and for [anti-inflammatory](/ingredients/condition/inflammation), [antioxidant](/ingredients/condition/antioxidant), anti-tumoral, and antibacterial purposes. Historical applications span herbal systems in southern Europe and the Mediterranean, with records over centuries for digestive and urinary issues.

## Synergistic Combinations

Celery seed, parsley leaf, fennel seed, dandelion leaf, nettle leaf

## Frequently Asked Questions

### What compounds in lovage leaf provide health benefits?

Lovage leaf contains phenolic compounds that demonstrate anti-inflammatory and antiproliferative properties. These compounds specifically inhibit LOX and COX-2 enzymes with EC50 reductions up to 20.52%.

### How much lovage leaf extract was effective in cancer studies?

In vitro studies showed antiproliferative effects against gastric, prostate, and breast cancer cell lines at concentrations ranging from 0.1-20 mg/mL. However, these are preliminary laboratory studies only.

### Can lovage leaf reduce inflammation?

Laboratory studies indicate lovage leaf phenolic extracts can inhibit inflammatory enzymes LOX and COX-2. This suggests potential anti-inflammatory properties, though human studies are needed to confirm therapeutic effects.

### Is lovage leaf safe to take as a supplement?

Safety data for lovage leaf supplements is limited due to lack of human clinical trials. While traditional culinary use suggests general safety, therapeutic doses may carry unknown risks.

### Does lovage leaf interact with blood thinning medications?

Lovage may contain coumarin-like compounds that could potentially interact with anticoagulant medications. Individuals taking blood thinners should consult healthcare providers before using lovage leaf supplements.

### What is the difference between lovage leaf extract and whole lovage leaf powder?

Lovage leaf extracts concentrate the active phenolic compounds responsible for anti-inflammatory and antioxidant effects, potentially offering higher bioavailability per dose compared to whole leaf powder. However, whole leaf powder provides additional fiber and phytonutrients that may support digestive health, while extracts are more standardized for consistent potency. The choice depends on whether you prioritize concentrated bioactive compounds or whole-food nutrition.

### Who should avoid lovage leaf supplementation?

Pregnant and nursing women should avoid lovage leaf supplements, as the herb may have uterine stimulant properties and lacks adequate safety data in these populations. Individuals with kidney disease or those taking photosensitizing medications should consult a healthcare provider, as lovage contains furanocoumarins that may increase sun sensitivity. People with celery, fennel, or carrot allergies may experience cross-reactivity due to lovage's botanical family (Apiaceae).

### How does the antioxidant activity of lovage leaf change during digestion?

Research using simulated digestion models shows that lovage leaf's antioxidant capacity is enhanced after passing through digestive processes, suggesting that gut metabolism may activate or increase the bioavailability of its radical-scavenging compounds. This indicates that lovage leaf antioxidants may be more effective when consumed as food or supplement rather than absorbed directly in the stomach. However, this finding is based on in vitro simulation and requires human clinical confirmation.

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*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
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