Ce produit n'est pas destiné à diagnostiquer, traiter, guérir ou prévenir toute maladie. Ces déclarations n'ont pas été évaluées par la Food and Drug Administration.
Ces informations sont fournies à titre éducatif uniquement et ne remplacent pas un avis médical professionnel, un diagnostic ou un traitement. Consultez toujours votre professionnel de santé avant d'utiliser des plantes, surtout si vous êtes enceinte, allaitez, prenez des médicaments ou avez une condition médicale.
How does Araucaria araucana work as an anti-inflammatory?
The anti-inflammatory effects of Araucaria araucana seeds are attributed to their flavonoid content and fatty acid profile. Flavonoids act as antioxidants, neutralizing free radicals and reducing oxidative stress, which contributes to inflammation. The seeds also contain beneficial fatty acids that support cellular health. Traditional use by Mapuche people has recognized these properties for generations, though clinical evidence remains limited (Evidence Level C).
Does Araucaria araucana interact with any medications?
There are currently no documented drug interactions for Araucaria araucana seeds when consumed as food. As a traditional staple food, the seeds have a long history of safe use. However, concentrated extracts may theoretically interact with anti-inflammatory or blood-thinning medications due to potential additive effects. Individuals on such medications should consult a healthcare provider before using supplements. Evidence Level C indicates limited clinical data.
What is the recommended dosage for Araucaria araucana seeds?
Araucaria araucana seeds are traditionally consumed roasted, similar to chestnuts or other tree nuts. A typical serving is approximately 30-50 grams of roasted seeds daily, providing nutritive benefits. There is no standardized dosage for medicinal extracts due to limited clinical research (Evidence Level C). Traditional preparation involves roasting to improve digestibility and flavor. Follow established food preparation methods rather than experimental dosing.
Is Araucaria araucana safe during pregnancy?
Araucaria araucana seeds are considered safe during pregnancy when consumed as a traditional food source. The seeds have served as a staple food for Mapuche communities for centuries without documented adverse effects. Pregnant women should consume the seeds in normal food amounts rather than concentrated extracts. As with any dietary change during pregnancy, consult a qualified healthcare provider for personalized guidance.
What are the health benefits of Araucaria araucana seeds?
Araucaria araucana seeds offer significant nutritional value as a traditional staple food. They contain starch, protein, beneficial fatty acids, and flavonoids with antioxidant properties. Traditional uses include anti-inflammatory support and general nutritive supplementation. The seeds hold sacred ceremonial significance for Mapuche people. Evidence Level C supports these traditional applications, though more rigorous clinical studies are needed to confirm specific health benefits.
Are there any side effects from eating Araucaria araucana seeds?
Araucaria araucana seeds are generally well-tolerated when prepared and consumed as traditional food. Rare allergic reactions may occur, particularly in individuals with sensitivities to tree nuts or seeds. Mild digestive discomfort is possible with excessive consumption. Proper roasting improves digestibility and reduces potential for adverse effects. Discontinue use if any unusual symptoms develop and seek medical advice if reactions persist.
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 30 articles PubMed · modèle : gemma4:31b
Résumé
Araucaria araucana is an ancient, endangered conifer native to Chile and Argentina, utilized traditionally for nutritional and medicinal purposes [PMID:34654850, PMID:34882279].
Contexte
Also known as the Pehuén or Monkey puzzle tree, it is an evergreen coniferous species endemic to the Southern Andes of Chile and Argentina [PMID:34654850, PMID:34882279]. It is considered a vulnerable or endangered species due to low germination rates and overexploitation [PMID:34654850, PMID:34882279].
Usages traditionnels
The resin has been used since the pre-Columbian era by Mapuche communities to treat ulcers and wounds [PMID:35998784, PMID:15985351]. The seeds (piñones) are a traditional food source in southern Chile and Argentina [PMID:33601092, PMID:36596180], and are used to produce a traditional fermented beverage called Mudai [PMID:25041507].
Composés actifs
The resin contains labdane diterpenes, including imbricatolic acid, 15-hydroxyimbricatolal, and 15-acetoxyimbricatolic acid [PMID:15985351, PMID:16163822]. The wood and bark contain furofuran lignans such as eudesmin, matairesinol, secoisolariciresinol, lariciresinol, and pinoresinol [PMID:35707900, PMID:16610214]. The seeds are rich in starch, essential amino acids, polyunsaturated fatty acids (Omega-3 and 6), dietary fiber, folate, minerals (Cu, Mn, Fe, Mg), and phenolics including catechin and epicatechin [PMID:36596180, PMID:33601092].
Mécanisme d'action
A crude extract of A. araucana demonstrated antispasmodic, bronchodilator, and vasodilator effects through the involvement of calcium channels, showing activity comparable to verapamil [PMID:35998784].
Preuves cliniques
Preuve DGastric Ulcers
The resin and its main diterpene constituents (15-hydroxyimbricatolal and 15-acetoxyimbricatolic acid) showed dose-dependent gastroprotective activity in mice, comparable to lansoprazole [PMID:15985351].
Preuve DSpasms, Bronchoconstriction, and Vasoconstriction
Crude extract dose-dependently relaxed spontaneous and K+-induced contractions in rabbit jejunum, trachea, aorta, and atria [PMID:35998784].
Preuve DEmesis
Crude extract demonstrated antiemetic activity in a chick emesis model [PMID:35998784].
The lignan eudesmin exhibited neuroprotective abilities against synaptic failure induced by Aβ oligomers in a cellular model [PMID:36463456].
Preuve DCandida yeast infections
Eudesmin showed moderate activity against different strains of Candida [PMID:35707900].
Sécurité et effets indésirables
In vitro testing and double fluorescent staining indicated that seed residues did not exhibit acute toxicity [PMID:32920353].
Synthèse des preuves
The current evidence is primarily based on in vitro studies, animal models (mice, rabbits, chicks), and phytochemical analyses (Level D). No human clinical trials are provided in the source abstracts.
Sources PubMed
1.PMID: 29662101 (2018) — Gymnosperms on the EDGE. · Scientific reports
2.PMID: 37299094 (2023) — Contribution of Arbuscular Mycorrhizal and Endophytic Fungi to Drought Tolerance in Araucaria araucana Seedlings. · Plants (Basel, Switzerland)
3.PMID: 36596180 (2023) — Chemical composition of bunya nuts (Araucaria bidwillii) compared to Araucaria angustifolia and Araucaria araucana species. · Food research international (Ottawa, Ont.)
4.PMID: 37596646 (2023) — New Resinogalea species from Araucaria araucana resin in Chile and reclassification of the genus in the Cryptocaliciomycetidae. · IMA fungus
5.PMID: 37447012 (2023) — Macrolichen Communities Depend on Phorophyte in Conguillío National Park, Chile. · Plants (Basel, Switzerland)
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: 34654850 (2021) — Assessing signals of selection and historical demography to develop conservation strategies in the Chilean emblematic Araucaria araucana. · Scientific reports
7.PMID: 35998784 (2022) — Potential biomedical applications of Araucaria araucana as an antispasmodic, bronchodilator, vasodilator, and antiemetic: Involvement of calcium channels. · Journal of ethnopharmacology
8.PMID: 41168985 (2026) — Developmental timing in the female reproductive cycle of Araucaria araucana: seasonality and evolutionary perspectives. · Annals of botany
9.PMID: 40725342 (2025) — Effect of Volatile Organic Compounds from Branches of Healthy and Unhealthy Araucaria araucana (Molina) K. Koch Trees on Host Selection by Bark Beetle Sinophloeus porteri (Coleoptera: Curculionidae). · Insects
10.PMID: 35707900 (2023) — Bromination of eudesmin isolated from araucaria araucana induces epimerization and give bromine derivatives with loss of anti-Candida activity. · Natural product research
12.PMID: 33601092 (2021) — Phenolic composition, antioxidant capacity and α-glucosidase inhibitory activity of raw and boiled Chilean Araucaria araucana kernels. · Food chemistry
13.PMID: 25041507 (2014) — Saccharomyces eubayanus and Saccharomyces uvarum associated with the fermentation of Araucaria araucana seeds in Patagonia. · FEMS yeast research
14.PMID: 22539504 (2012) — Microsatellite development for the relictual conifer Araucaria araucana (Araucariaceae) using next-generation sequencing. · American journal of botany
15.PMID: 32920353 (2020) — Pehuén (Araucaria araucana) seed residues are a valuable source of natural antioxidants with nutraceutical, chemoprotective and metal corrosion-inhibiting properties. · Bioorganic chemistry
16.PMID: 15985351 (2005) — Gastroprotective effect of the Mapuche crude drug Araucaria araucana resin and its main constituents. · Journal of ethnopharmacology
17.PMID: 36203635 (2022) — Vegetation responses to past volcanic disturbances at the Araucaria araucana forest-steppe ecotone in northern Patagonia. · Ecology and evolution
18.PMID: 36209429 (2023) — Bark and sapwood water storage and the atypical pattern of recharge and discharge of water reservoirs indicate low vulnerability to drought in Araucaria araucana. · Tree physiology
19.PMID: 35604362 (2022) — Anatomical and biochemical evolutionary ancient traits of Araucaria araucana (Molina) K. Koch and their effects on carbon assimilation. · Tree physiology
20.PMID: 34034160 (2021) — Physiological, biochemical, and anatomical responses of Araucaria araucana seedlings to controlled water restriction. · Plant physiology and biochemistry : PPB
21.PMID: 16663947 (1984) — Starch Degradation Metabolism towards Sucrose Synthesis in Germinating Araucaria araucana Seeds. · Plant physiology
22.PMID: 36463456 (2023) — Neuroprotective Properties of Eudesmin on a Cellular Model of Amyloid-β Peptide Toxicity. · Journal of Alzheimer's disease : JAD
23.PMID: 16163822 (2005) — Gastroprotective effect and cytotoxicity of natural and semisynthetic labdane diterpenes from Araucaria araucana resin. · Zeitschrift fur Naturforschung. C, Journal of biosciences
24.PMID: 34514686 (2021) — Retrospective analysis of wood anatomical traits and tree-ring isotopes suggests site-specific mechanisms triggering Araucaria araucana drought-induced dieback. · Global change biology
25.PMID: 41829788 (2026) — Beneficial Effects of a Root-Endophytic Bacterium with Quorum-Sensing Traits on Growth and Drought Tolerance in the Vulnerable Conifer Araucaria araucana. · Plants (Basel, Switzerland)
26.PMID: 34882279 (2021) — Sustainable and efficient protocols for in vitro germination and antioxidants production from seeds of the endangered species Araucaria araucana. · Journal, genetic engineering & biotechnology
27.PMID: 26790149 (2016) — On the Evolutionary History of Uleiella chilensis, a Smut Fungus Parasite of Araucaria araucana in South America: Uleiellales ord. nov. in Ustilaginomycetes. · PloS one
28.PMID: 16610214 (2006) — Antifungal and antibacterial activities of Araucaria araucana (Mol.) K. Koch heartwood lignans. · Zeitschrift fur Naturforschung. C, Journal of biosciences
29.PMID: 32616642 (2020) — Sequences of Endophytic Fungal and Bacterial Communities from Araucaria araucana [(Molina) K. Koch, 1869] in the Coastal and Andes Mountain Ranges, Chile. · Microbiology resource announcements
30.PMID: 20589337 (2010) — Arbuscular mycorrhizal infection in two morphological root types of Araucaria araucana (Molina) K. Koch. · Revista Argentina de microbiologia