This product is not intended to diagnose, treat, cure, or prevent any disease. These statements have not been evaluated by the Food and Drug Administration.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult your healthcare provider before using herbs, especially if you are pregnant, nursing, taking medications, or have a medical condition.
Tarragon acts primarily as a carminative and bitter. Its volatile oils, specifically estragole and ocimene, stimulate gastric juice secretion and help relax smooth muscles in the digestive tract. This action helps relieve bloating and gas while improving overall appetite. Additionally, its bitter properties trigger the release of bile, aiding in fat digestion. While these mechanisms are well-understood in herbal tradition, clinical evidence supporting these specific mechanisms remains limited (Evidence Level C).
Does tarragon interact with blood thinners or other medications?
Yes, tarragon may interact with anticoagulant and antiplatelet medications. The herb contains coumarins, which possess blood-thinning properties. Taking tarragon alongside warfarin, aspirin, or similar drugs could increase the risk of bleeding. Furthermore, because tarragon may influence hormone levels, it could potentially interfere with hormone replacement therapy or oral contraceptives. Patients on lithium should also exercise caution, as some diuretic herbs affect lithium excretion. Always consult a healthcare provider before combining herbs with prescription medications (Evidence Level D/Theoretical).
What is the recommended dosage for tarragon tea?
For adults, the standard therapeutic dosage is 1 to 2 grams of dried tarragon herb steeped in hot water, taken up to twice daily. To prepare, pour boiling water over the herb and steep for 5 to 10 minutes to extract the volatile oils. This dosage is traditionally used to stimulate appetite or relieve digestive discomfort. Dosage for children or those with specific health conditions should be determined by a qualified practitioner (Evidence Level C/Traditional).
Is tarragon safe to consume during pregnancy?
No, tarragon is considered unsafe during pregnancy. The herb contains estragole, a compound associated with potential genotoxicity, and it has emmenagogue properties, meaning it can stimulate menstrual flow and potentially induce uterine contractions. Due to these risks, pregnant women should avoid therapeutic doses of tarragon. While small culinary amounts are generally considered less risky, many herbalists recommend complete avoidance to ensure safety. Breastfeeding women should also avoid medicinal doses due to a lack of safety data (Evidence Level C/D).
Can tarragon help you sleep better?
Traditionally, tarragon has been used as a mild sedative to promote sleep and relieve insomnia. The herb contains flavonoids and volatile oils that may possess mild calming properties on the nervous system. While animal studies suggest potential sedative effects, robust human clinical trials are lacking. It is often combined with other sedative herbs like valerian or chamomile in herbal formulations. If using for sleep, a tea made from the dried leaves before bedtime is the traditional method of administration (Evidence Level C/Traditional).
PubMed-compiled information sheet
This sheet was compiled from PubMed (NIH) abstracts using AI assistance. Every factual claim is cited to a real PubMed article (see the source list). It has not yet been human-reviewed — confirm with a healthcare provider before use.
Compiled from 29 PubMed articles · model: gemma4:31b
Summary
Artemisia dracunculus (tarragon) is a perennial Asteraceae species used globally as a spice and traditional remedy [PMID:33927629, PMID:21942448, PMID:30731940].
Background
Tarragon is a species of the Asteraceae family used as a spice in Asia, Europe, and the Americas [PMID:33927629]. Two widely used cultivars, Russian and French, differ in morphology, ploidy level, and chemical composition [PMID:21942448].
Traditional uses
In traditional Asian medicine (specifically Iran, Pakistan, Azerbaijan, and India), it is used for digestive system diseases, as an analgesic, hypnotic, antiepileptic, anti-inflammatory, antipyretic agent, and for treating helminthiasis [PMID:33927629].
Active compounds
Key bioactive metabolites include essential oils (0.15-3.1%), coumarins (such as herniarine and 5,7-Dihydroxy-4-methylcoumarin), flavonoids (including kaempferol), phenolic acids, and alkamides (such as pellitorine, neopellitorine A, and neopellitorine B) [PMID:21942448, PMID:11730872, PMID:39800268, PMID:36082856]. Major essential oil constituents include eugenol, estragole (up to 82%), and methyleugenol (up to 39%) [PMID:21942448, PMID:38068651].
Mechanism of action
Tarragon extracts can inhibit reactive oxygen species (ROS), interleukin 8 (IL-8), and tumour necrosis factor α (TNF-α) production in human neutrophils [PMID:32903580]. Specific compounds like 5,7-Dihydroxy-4-methylcoumarin may enhance osteogenesis via the AKT1 pathway [PMID:39800268]. Certain alkamides act as dose-dependent inhibitors of cytochrome P450 3A4 (CYP3A4) activity [PMID:22738981].
Clinical evidence
Evidence CInflammation and Pain
Pharmacological studies have confirmed anti-inflammatory and analgesic effects [PMID:33927629].
Evidence CNeuropathic Pain
Identified as a plant exhibiting protective effects in neuropathic pain models [PMID:29796216].
Evidence DHyperglycemia
In vivo rodent studies suggest potential antihyperglycemic effects [PMID:21942448]; extract PMI5011 improves blood glucose and insulin sensitivity via skeletal muscle [PMID:37686232].
Evidence DAutoimmune Encephalomyelitis (EAE)
Aqueous extract (500 mg/kg) significantly ameliorated clinical scores of EAE in mice [PMID:32245296].
Evidence DOsteoporosis
The compound 5,7-Dihydroxy-4-methylcoumarin (D4M) enhances osteoblastogenesis and ameliorates osteoporosis in a zebrafish model [PMID:39800268].
Safety & adverse effects
Concerns exist regarding the hepatocarcinogenicity of estragole and methyleugenol [PMID:21942448, PMID:11077188, PMID:27761422]. However, no acute toxicity or mutagenic activity has been reported at doses relevant for human consumption [PMID:21942448]. Desiccated tarragon powder was not genotoxic in vivo at doses up to 6.25 g/kg bw [PMID:19913108]. A case of life-threatening glottal edema occurred in a florist with pre-existing sunflower allergy who showed strong sensitization against mugwort and tarragon [PMID:16285482].
Drug interactions
Tarragon contains compounds that act as effective inhibitors of cytochrome P450 3A4 (CYP3A4) [PMID:22738981].
Evidence summary
The evidence is primarily based on in vitro studies, animal models (rodents and zebrafish), and review articles. There is a lack of human clinical trials.
PubMed sources
1.PMID: 33927629 (2021) — Artemisia dracunculus (Tarragon): A Review of Its Traditional Uses, Phytochemistry and Pharmacology. · Frontiers in pharmacology
2.PMID: 21942448 (2011) — Artemisia dracunculus L. (tarragon): a critical review of its traditional use, chemical composition, pharmacology, and safety. · Journal of agricultural and food chemistry
3.PMID: 23010670 (2013) — Toxicological and mutagenic analysis of Artemisia dracunculus (tarragon) extract. · Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association
4.PMID: 11730872 (2001) — Alkamides from Artemisia dracunculus. · Phytochemistry
5.PMID: 16285482 (2003) — [Occupational allergy to mugwort]. · Journal der Deutschen Dermatologischen Gesellschaft = Journal of the German Society of Dermatology : JDDG
Government sources
No direct government monograph is available for this herb. The content below is AI-generated and has not been verified against an authoritative government source. Use the search links to check official sources before relying on this information.
6.PMID: 40863944 (2025) — Effects of Tarragon Hydrodistillate and Essential Oil on Aquatic Ecosystems. · Toxics
7.PMID: 37112055 (2023) — Studies of the Tarragon Essential Oil Effects on the Characteristics of Doped Hydroxyapatite/Chitosan Biocomposites. · Polymers
8.PMID: 38247749 (2023) — Antimicrobial Activity of Artemisia dracunculus Oil-Loaded Agarose/Poly(Vinyl Alcohol) Hydrogel for Bio-Applications. · Gels (Basel, Switzerland)
9.PMID: 37686232 (2023) — Extract of Artemisia dracunculus L. Modulates Osteoblast Proliferation and Mineralization. · International journal of molecular sciences
10.PMID: 36234965 (2022) — Artemisia Species with High Biological Values as a Potential Source of Medicinal and Cosmetic Raw Materials. · Molecules (Basel, Switzerland)
11.PMID: 32234442 (2020) — Effect of chitosan-whey protein isolated coatings incorporated with tarragon Artemisia dracunculus essential oil on the quality of Scomberoides commersonnianus fillets at refrigerated condition. · International journal of biological macromolecules
12.PMID: 39199260 (2024) — Phytochemical Composition Antioxidant and Anti-Inflammatory Activity of Artemisia dracunculus and Artemisia abrotanum. · Antioxidants (Basel, Switzerland)
13.PMID: 22738981 (2012) — Effective cytochrome P450 (CYP) inhibitors isolated from tarragon (Artemisia dracunculus). · Bioscience, biotechnology, and biochemistry
14.PMID: 21821921 (2011) — Melanin biosynthesis inhibitors from Tarragon Artemisia dracunculus. · Bioscience, biotechnology, and biochemistry
15.PMID: 19913108 (2010) — Risk assessment of consumption of methylchavicol and tarragon: the genotoxic potential in vivo and in vitro. · Mutation research
16.PMID: 28729836 (2017) — An Overview of Herbal Products and Secondary Metabolites Used for Management of Type Two Diabetes. · Frontiers in pharmacology
17.PMID: 32903580 (2020) — Inhibition of Neutrophil Functions and Antibacterial Effects of Tarragon (Artemisia dracunculus L.) Infusion-Phytochemical Characterization. · Frontiers in pharmacology
18.PMID: 29796216 (2018) — Medicinal herbs in the treatment of neuropathic pain: a review. · Iranian journal of basic medical sciences
19.PMID: 39800268 (2025) — 5,7-Dihydroxy-4-Methylcoumarin enhances osteogenesis and ameliorates osteoporosis via the AKT1 pathway. · Biochemical pharmacology
20.PMID: 18555848 (2008) — Strategies for assessment of botanical action on metabolic syndrome in the mouse and evidence for a genotype-specific effect of Russian tarragon in the regulation of insulin sensitivity. · Metabolism: clinical and experimental
21.PMID: 11077188 (2000) — Constituents of aromatic plants: II. Estragole. · Fitoterapia
22.PMID: 36082856 (2022) — Anticancer Properties of Kaempferol on Cellular Signaling Pathways. · Current topics in medicinal chemistry
23.PMID: 27761422 (2016) — Estragole and methyl-eugenol-free extract of Artemisia dracunculus possesses immunomodulatory effects. · Avicenna journal of phytomedicine
24.PMID: 32245296 (2019) — The Effect of Aqueous Extract of Tarragon on Clinical Symptoms and T Cell Differentiation in Experimental Autoimmune Encephalomyelitis. · Iranian journal of allergy, asthma, and immunology
25.PMID: 35161282 (2022) — Characterization of Ingredients Incorporated in the Traditional Mixed-Salad of the Capuchin Monks. · Plants (Basel, Switzerland)
26.PMID: 30731940 (2011) — Fusarium Crown and Root Rot of Tarragon in California Caused by Fusarium solani. · Plant disease
27.PMID: 38068651 (2023) — Unraveling the Potential of Organic Oregano and Tarragon Essential Oils: Profiling Composition, FT-IR and Bioactivities. · Plants (Basel, Switzerland)