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CE
Not CommonGénéré par IA
Centaury European
Centaurium erythraea
Amertume digestive et stimulation de l’appétit en médecine grecque antique
How does centaury herb work as a digestive bitter?
Centaury works through its intensely bitter compounds, particularly swertiamarin and gentiopicrin, which stimulate bitter taste receptors on the tongue. This triggers the vagus nerve to increase gastric acid secretion, bile production, and digestive enzyme release. The reflex action prepares the digestive system for food intake, improving appetite and nutrient absorption. This mechanism is well-established in traditional European herbal medicine and supported by pharmacological data on bitter compounds (Evidence Level B).
Does centaury herb interact with any medications?
Centaury may interact with medications that affect gastric acidity, including proton pump inhibitors, H2 blockers, and antacids, as it increases stomach acid production. Theoretically, it could reduce the effectiveness of acid-suppressing medications. Those taking blood sugar medications should use caution, as centaury may influence glucose metabolism. Always consult a healthcare provider before combining centaury with prescription medications (Evidence Level C, theoretical interactions).
What is the recommended dosage for centaury herb?
The standard adult dosage for centaury is 1-2 grams of dried herb prepared as a tea, taken 30 minutes before meals three times daily. For liquid extracts, 1-2 ml of tincture three times daily is typical. The timing before meals is important to stimulate the digestive bitter reflex. Start with lower doses to assess tolerance, as the intense bitterness may cause initial nausea in some individuals (Evidence Level B, traditional use).
Is centaury safe to take during pregnancy?
Centaury is considered unsafe during pregnancy and should be avoided. The herb's bitter compounds stimulate uterine contractions and increase gastric secretions, which may pose risks during pregnancy. Traditional contraindications specifically list pregnancy as a precaution, particularly at therapeutic doses. Women who are pregnant, planning pregnancy, or breastfeeding should not use centaury without explicit medical supervision (Evidence Level D, traditional contraindication).
What is centaury herb used for?
Centaury has been used since ancient Greek times primarily as a digestive bitter to stimulate appetite and improve digestion. Traditional European applications include supporting liver and gallbladder function, addressing fever, and promoting wound healing. Modern herbalists prescribe it for dyspepsia, loss of appetite, and sluggish digestion. The herb's intensely bitter taste is central to its therapeutic action on the digestive system (Evidence Level B, traditional use supported by pharmacological data).
What are the side effects of centaury herb?
Centaury is generally well-tolerated at recommended doses, but high doses may cause nausea due to its intense bitterness. Increased gastric secretion can worsen symptoms in those with active peptic ulcers, which is a contraindication. Some individuals may experience mild stomach discomfort when first starting the herb. The bitter taste itself can be challenging for sensitive individuals. Discontinue use if persistent digestive upset occurs (Evidence Level C).
Fiche d'information compilée à partir de PubMed
Cette fiche a été compilée à partir de résumés PubMed (NIH) avec l'assistance d'une IA. Chaque affirmation factuelle est citée par un article PubMed réel (voir la liste des sources). Elle n'a pas encore été révisée par un humain — confirmez auprès d'un professionnel de santé avant utilisation.
Compilé à partir de 29 articles PubMed · modèle : gemma4:31b
Résumé
Centaurium erythraea is a traditionally used medicinal plant native to Europe and Western Asia, recognized for its diverse secondary metabolites with confirmed healing properties [PMID:33396285, 39250970].
Contexte
Also known as common centaury or small centaury, this species belongs to the Gentianaceae family [PMID:36685651, 39250970]. It is a flowering plant with a center of diversity in the Mediterranean and western Asia [PMID:39250970].
Usages traditionnels
In folk medicine, it is used to treat various illnesses, including gastrointestinal disorders, diabetes, and pain [PMID:33940085, 31652501, 37948163]. Specific traditional applications include use as an antiapoplectic, anticoagulant, anticholagogue, antipneumonic, hematocathartic, hypotensive, anthelmintic, and antipyretic agent [PMID:33940085, 36309110]. It is also used externally for the treatment of wounds [PMID:36309110] and as a digestive, stomachic, tonic, depurative, and sedative [PMID:13678237].
Composés actifs
The plant contains secoiridoid glucosides (SGs) such as swertiamarin, gentiopicroside, and sweroside [PMID:31835780, 31652501, 33389948]. It also produces methoxylated xanthones (e.g., 1,5-hydroxy-3-methoxyxanthone) [PMID:11804512], phenolic acids, flavonoids [PMID:13678237, 24206732], and essential oil components including menthol, carvacrol, and tricosane [PMID:41118086]. Other isolated compounds include ursolic acid and maslinic acid [PMID:36309110].
Mécanisme d'action
Molecular docking suggests that swertiamarin may exert analgesic effects through binding interactions with the cyclooxygenase-2 (COX-2) protein [PMID:37948163]. The plant's essential oil inhibits $\alpha$-amylase and $\alpha$-glucosidase, which are targets for antidiabetic activity [PMID:41118086].
Preuves cliniques
Preuve DGastric Damage
A 50% aqueous-ethanolic extract significantly reduced the ulcer index (by 77%) and mitigated lipid peroxidation in aspirin-induced acute gastric ulcer models in rats [PMID:21415093]
Preuve DPain
Ethanolic extract from flowering aerial parts demonstrated both peripheral analgesic activity (reducing acetic acid-induced writhing) and central antinociceptive activity (increasing basal reaction time in hot plate tests) in rats [PMID:37948163]
Preuve DDiabetes (Oxidative Stress)
Methanol extract of aerial parts protected red blood cells from glyco-oxidative stress in streptozotocin-induced diabetic rats [PMID:28323046]
Preuve DBacterial/Fungal Infections
Methanol extracts showed appreciative antibacterial and strong antifungal activity in vitro [PMID:24206732]; essential oil impeded the proliferation of Gram-positive bacteria more efficiently than Gram-negative bacteria [PMID:41118086]
Sécurité et effets indésirables
The plant produces cytotoxic secondary metabolites, and its presence should be carefully monitored [PMID:36685651]. Specific compounds like Erythraeaxanthone II have demonstrated potent cytotoxic activity against human breast cancer cell lines in vitro [PMID:36309110].
Synthèse des preuves
The current evidence is primarily based on in vitro studies and animal models (Level D), focusing on phytochemical characterization and pharmacological potential. There are no human clinical trials provided in the source material.
Sources PubMed
1.PMID: 33396285 (2020) — Somatic Embryogenesis in Centaurium erythraea Rafn-Current Status and Perspectives: A Review. · Plants (Basel, Switzerland)
2.PMID: 36685651 (2023) — The complete plastome of Centaurium erythraea subsp. majus (Hoffmanns. & Link) M.Laínz (Gentianaceae), the first chloroplast genome belonging to the Centaurium genus. · Mitochondrial DNA. Part B, Resources
3.PMID: 33940085 (2021) — Phytochemical properties, biological activities and medicinal use of Centaurium erythraea Rafn. · Journal of ethnopharmacology
4.PMID: 31835780 (2019) — Secoiridoids Metabolism Response to Wounding in Common Centaury (Centaurium erythraea Rafn) Leaves. · Plants (Basel, Switzerland)
5.PMID: 36676103 (2023) — Role of Sodium Nitroprusside on Potential Mitigation of Salt Stress in Centaury (Centaurium erythraea Rafn) Shoots Grown In Vitro.
Sources gouvernementales
Aucune monographie gouvernementale directe n'est disponible pour cette plante. Le contenu ci-dessous est généré par IA et n'a pas été vérifié par rapport à une source gouvernementale faisant autorité. Utilisez les liens de recherche pour consulter les sources officielles avant de vous fier à ces informations.
6.PMID: 34579403 (2021) — The Arabinogalactan Protein Family of Centaurium erythraea Rafn. · Plants (Basel, Switzerland)
7.PMID: 39769294 (2024) — Transcriptome and Gene Expression Analysis Revealed CeNA1: A Potential New Marker for Somatic Embryogenesis in Common Centaury (Centaurium erythraea Rafn.). · International journal of molecular sciences
8.PMID: 35463410 (2022) — Xanthone Biosynthetic Pathway in Plants: A Review. · Frontiers in plant science
9.PMID: 11804512 (2002) — Methoxylated xanthones in the quality control of small centaury (Centaurium erythraea) flowering tops. · Journal of agricultural and food chemistry
10.PMID: 21415093 (2011) — Gastroprotective effect of small centaury (Centaurium erythraea L) on aspirin-induced gastric damage in rats. · Toxicology and industrial health
11.PMID: 35812935 (2022) — Functional Characterization of Genes Coding for Novel β-D-Glucosidases Involved in the Initial Step of Secoiridoid Glucosides Catabolism in Centaurium erythraea Rafn. · Frontiers in plant science
13.PMID: 34728697 (2021) — Phytohormone profiles in non-transformed and AtCKX transgenic centaury (Centaurium erythraea Rafn) shoots and roots in response to salinity stress in vitro. · Scientific reports
14.PMID: 39250970 (2024) — Expanding the boundaries in the face of global warming: A lesson from genetic and ecological niche studies of Centaurium erythraea in Europe. · The Science of the total environment
15.PMID: 37023241 (2022) — Organ-specific and genotype-dependent constitutive biosynthesis of secoiridoid glucosides in Centaurium erythraea Rafn, and its elicitation with methyl jasmonate. · Phytochemistry
16.PMID: 22503159 (2012) — Metal contents in Centaurium erythraea and its biometry at various levels of environmental pollution. · Ecotoxicology and environmental safety
17.PMID: 37948163 (2024) — Analgesic effect of Centaurium erythraea and molecular docking investigation of the major component swertiamarin. · Natural product research
18.PMID: 13678237 (2003) — Hydroxyl radical and hypochlorous acid scavenging activity of small centaury (Centaurium erythraea) infusion. A comparative study with green tea (Camellia sinensis). · Phytomedicine : international journal of phytotherapy and phytopharmacology
20.PMID: 31244878 (2019) — Somatic Embryogenesis in the Family Gentianaceae and Its Biotechnological Application. · Frontiers in plant science
21.PMID: 39568459 (2024) — Dynamic changes of endogenous phytohormones and carbohydrates during spontaneous morphogenesis of Centaurium erythraea Rafn. · Frontiers in plant science
22.PMID: 27297624 (2017) — News from Tartary: an ethnopharmacological approach to drug and therapeutic discovery. · British journal of clinical pharmacology
23.PMID: 30959140 (2019) — A review of Algerian medicinal plants used in the treatment of diabetes. · Journal of ethnopharmacology
24.PMID: 36309110 (2023) — Isolation and cytotoxic activities of undescribed iridoid and xanthone glycosides from Centaurium erythraea Rafn. (Gentianaceae). · Phytochemistry
25.PMID: 28323046 (2017) — Centaurium erythraea methanol extract protects red blood cells from oxidative damage in streptozotocin-induced diabetic rats. · Journal of ethnopharmacology
26.PMID: 37200270 (2023) — Nuclear analytical techniques used to study the trace element content of Centaurium erythraea Rafn, a medicinal plant species from sites with different pollution loads in Lower Silesia (SW Poland). · PloS one
27.PMID: 33389948 (2020) — Development of a New Approach for Standardization of the Herb Centaurium erythraea Rafn. by High Performance Liquid Chromatography. · Turkish journal of pharmaceutical sciences
28.PMID: 24206732 (2014) — Centauries as underestimated food additives: antioxidant and antimicrobial potential. · Food chemistry
29.PMID: 41118086 (2025) — Biological activities of Centaurium erythraea and its main chemotypes: menthol, carvacrol, and tricosane. · AMB Express