Vitenskapelige
Forskning
En kuratert samling av over 100 vitenskapelige arbeider, kliniske studier og fagbøker om Piper methysticum. Denne databasen tjener til objektiv opplysning om virkning, sikkerhet og kulturell betydning.
Nytt i mars 2026
Disse fire studiene er nylig lagt til. Funnene deres er allerede innarbeidet på sidene om virkning, innholdsstoffer, kultur og sikkerhet.
Desmethoxyyangonin, a Potent Cannabinoid Receptor 2 Agonist, Alleviates Bone Loss in Ovariectomized Mice via Dual Regulation of Osteoblast and Osteoclast Function
Mening'oo G.W., Yuan H., Wang M., Wang W., Ma F., Zhang W., Ma J., Chen J., Jiang Y., Ma X.
Første studie som påviser en anti-osteoporotisk effekt av et kavalakton via CB2-reseptoren. Utvider det terapeutiske potensialet til Kava-ingredienser utover de kjente anxiolytiske effektene.
Kava consumption and the rise of sociopolitical complexity in Oceania
Hrnčíř V., Sheehan O., Claessens S., Gray R.D.
Høyt rangert PNAS-studie som tester 'Drunk Hypothesis' ved hjelp av Kava som eksempel. Viktig for å forstå den kulturelle rollen til Kava i Oseania.
Flavokawain A: A Natural MAO-A Inhibitor With Therapeutic Promise for Depression
Pawa V., Shimpi A., Oh J.M., Kadam V., Patil B., Gawli C., Jagtap V., Mathew B., Sudevan S., Ansari I., Kim H., Patel H.M.
Viktig oppdagelse av en ny virkningsmekanisme for Kava-ingredienser: MAO-A-hemming av Flavokawain A. Relevant for potensielle antidepressive anvendelser og interaksjoner med MAO-hemmere.
Kavain for health promotion and disease mitigation: Pharmacological promise and therapeutic perspectives
Pampita N., Sajeev A., Hegde M., Alqahtani M.S., Abbas M., Kavalakatt J., Sethi G., Bishayee A., Kunnumakkara A.B.
Nåværende og omfattende gjennomgang (164 referanser) av kavain som et terapeutisk virkestoff. Oppsummerer den nåværende forskningsstatusen for alle kjente effekter og støtter sikkerheten til kavain.
Standardverk & anbefalinger
Kava: The Pacific Elixir - The Definitive Guide to Its Ethnobotany, History, and Chemistry
Vincent Lebot, Mark Merlin, Lamont Lindstrom • 1997
Standardverket om Kava. Omfattende behandling av botanikk, kjemi, etnobotanikk, antropologi og økonomi av Piper methysticum.
Kava – Wurzel der Ruhe
Sebastian Freidank • 2025
I over 3000 år har folk i Stillehavet drukket denne spesielle roten – ikke som en flukt, men som en tilbakevending til sitt eget sentrum. En reise fra de hellige Nakamals i Vanuatu til den moderne biohacker-scenen: Denne boken er en invitasjon til å oppdage tusenårig visdom for det 21. århundre.
Studiedatabase
Søk i hele samlingen etter emner, forfattere eller år.
Nekrotisierende Hepatitis nach Einnahme pflanzlicher Heilmittel
In Vitro Toxicity of Kava Alkaloid, Pipermethystine, in HepG2 Cells Compared to Kavalactones
Kava: From Ethnology to Pharmacology
Fatal fulminant hepatic failure induced by a natural therapy containing kava
Acute Liver Failure After Administration of the Herbal Tranquilizer Kava-Kava (Piper methysticum)
Cytochrome P450 2E1 (CYP2E1) Is the Principal Enzyme Responsible for Urethane Metabolism
Toxicity of kava pyrones, drug safety and precautions – a case study
Hepatic Toxicity Possibly Associated With Kava-Containing Products—United States, Germany, and Switzerland, 1999-2002
Inhibition of Cytochrome P450 3A4 by Extracts and Kavalactones ofPiper methysticum(Kava-Kava)
Inhibition of Human Cytochrome P450 Activities by Kava Extract and Kavalactones
Effects of herbal components on cDNA-expressed cytochrome P450 enzyme catalytic activity
Kava-Induced Fulminant Hepatic Failure
Kava-kava and anxiety: Growing knowledge about the efficacy and safety
Therapeutic Potential of Kava in the Treatment of Anxiety Disorders
Herbal Medicines and Epilepsy: The Potential for Benefit and Adverse Effects
Kava Hepatotoxicity
Myoglobinuria after ingestion of extracts of guarana, Ginkgo biloba and kava
Kava: Piper methysticum
Biotransformation of alprazolam by members of the human cytochrome P4503A subfamily
Effect of kava extract and individual kavapyrones on neurotransmitter levels in the nucleus accumbens of rats
Inhibition of platelet MAO-B by kava pyrone-enriched extract from Piper methysticum Forster (kava-kava).
Acute effects of kava, alone or in combination with alcohol, on subjective measures of impairment and intoxication and on cognitive performance
Antithrombotic action of the kava pyrone (+)-kavain prepared from Piper methysticum on human platelets.
Coma from the Health Food Store: Interaction between Kava and Alprazolam
Anticonvulsive action of (±)-kavain estimated from its properties on stimulated synaptosomes and Na+ channel receptor sites
Genetic control of kavalactone chemotypes in Piper methysticum cultivars
Kava and dopamine antagonism
Effects of methysticin on three different models of seizure like events studied in rat hippocampal and entorhinal cortex slices
Human Cytochrome P450 Enzymes
POSITIVE INTERACTION OF ETHANOL AND KAVA RESIN IN MICE
Rhabdomyolysis induced by a caffeine overdose
Uptake into Mouse Brain of Four Compounds Present in the Psychoactive Beverage Kava
Strychnine antagonistic potency of pyrone compounds of the kavaroot (Piper methysticum Forst.)
A Chemical and Pharmacological Investigation of Piper Methysticum Forst
A re-evaluation of kava (Piper methysticum)
An Updated Review on the Psychoactive, Toxic and Anticancer Properties of Kava
Assessment of the efficacy of Piper methysticum (Micrembryeae: Piperaceae) as a bioinsecticide...
Kava (Piper methysticum)-An Important Source of Income for the Rural Farmers in Fiji Islands
Call for scientific data for use in HMPC assessment work on Piper methysticum G. Forst., rhizoma
Piper methysticum G. Forst (Piperaceae) in the central nervous system: phytochemistry, pharmacology and mechanism of action
Assessment of the risk of hepatotoxicity with kava products
22 November 2016
Public statement on Piper methysticum G. Forst., rhizoma
Assessment report on Piper methysticum G. Forst., rhizoma
21 November 2017
Isolation and Purification of Potent Growth Inhibitors
Kava (Piper methysticum) beverage for traditional and recreational use
Kava (Kavalactones) Fact Sheet
Kava: a review of the safety of traditional and recreational beverage consumption
Kava as a Clinical Nutrient: Promises and Challenges
Drug Enforcement Administration
Piper methysticum (Kava)
Overview of comments received on draft public statement on Piper methysticum G. Forst., rhizoma
Measuring the Chemical and Cytotoxic Variability of Commercially Available Kava (Piper methysticum G. Forster)
Review of the published literature pertaining to the safety of Kava for use in conventional foods
Piper methysticum G. Forst (Piperaceae) in the central nervous system: phytochemistry, pharmacology and mechanism of action
Prevalence and Use Patterns of Kava (Piper methysticum) in a US Nationally Representative Sample
Re-introduction of Kava (Piper methysticum) to the EU: Is There a Way Forward?
Prevalence and Use Patterns of Kava (Piper methysticum) in a US Nationally
Toxicity of Kava Kava
Rechtliche Einordnung von Kava (Piper
Legal Classification of Kava (Piper methysticum) as a Food in the EU
Kava extract for treating anxiety (Cochrane Review)
Viktigste meta-analyse om angstdempende effekt av Kava
Kava in the treatment of generalized anxiety disorder: a double-blind, randomized, placebo-controlled study
Moderne RCT med genetisk analyse
Kava-Kava Extract LI 150 Is as Effective as Opipramol and Buspirone in Generalised Anxiety Disorder
Direkte sammenligning med farmasøytiske angstdempende midler
Kava-kava in the treatment of anxiety
Tidlig klinisk evidens for angstdempende effekt
Verbesserung der Schlafqualität: Zur Wirkung von Kava-Extrakt WS 1490 bei Schlafstörungen
Banebrytende arbeid om søvnforbedrende effekt
Efficacy of a Special Kava Extract (Piper methysticum) in Patients with States of Anxiety, Tension and Excitedness of Non-Mental Origin
Tidlig RCT med standardisert ekstrakt
The acute effects of kava on memory
Viktig for kognitiv sikkerhetsvurdering
Effects of kava-kava extract and diazepam on visually evoked potentials, saccades and cognitive performance
Direkte sammenligning med benzodiazepin
Assessment of the Risk of Hepatotoxicity with Kava Products
Avgjørende WHO-dokument om Kava-sikkerhet
Kava: A Review of the Safety of Traditional and Recreational Beverage Consumption
Viktig distinksjon mellom tradisjonell drikk og ekstrakter
Assessment Report on Piper methysticum G. Forst., rhizoma
Offisiell europeisk legemiddelvurdering
Kava hepatotoxicity: a clinical survey and critical analysis of 26 suspected cases
Viktig kritisk revurdering av tilfeller
Kava hepatotoxicity in traditional and modern use: the presumed Pacific kava paradox hypothesis revisited
Analyse av paradokset mellom tradisjonell og moderne bruk
Kava hepatotoxicity - a clinical review
Viktige anbefalinger for risikominimering
Pharmacokinetic and pharmacodynamic drug interactions with Kava (Piper methysticum Forst. f.)
Omfattende oversikt over legemiddelinteraksjoner
Traditional Aqueous Kava Extracts Inhibit Cytochrome P450 1A2 in Humans: Protective Effect Against Environmental Carcinogens?
Bevis for CYP1A2-hemming hos mennesker
Potential for interaction of kava and St. John's wort with drugs
Sammenligning med annet ofte brukt fytopharmakon
The effectiveness and safety of Kava Kava for treating anxiety symptoms: A systematic review and analysis of randomized clinical trials
Aktuell systematisk oversikt over effektivitet og sikkerhet
Kava: a comprehensive review of efficacy, safety, and psychopharmacology
Viktig meta-analyse om angstdempende effekt
Hepatitis induced by Kava (Piper methysticum rhizoma)
Viktig bidrag til mekanisme-diskusjonen
A systematic review of the safety of kava extract in the treatment of anxiety
Tidlig systematisk sikkerhetsvurdering
Toxicity of Kava Kava
Detaljert toksikologisk analyse
Prevalence and use patterns of kava (Piper methysticum) in a US nationally representative sample
Første populasjonsrepresentative studie om Kava-bruksmønstre i USA
Integrated 16S rRNA Sequencing and Metabolomics Analysis Reveal the Protective Effects of (E)-Flavokawain A on AOM/DSS-Induced Colorectal Cancer in Mice
Nye oppdagelser om potensielle kreftbekjempende egenskaper av Kava-ingredienser
Design of a Multienzyme Derived from Mouse Fatty Acid Synthase for the Compartmentalized Production of 2-Pyrone Polyketides
Fremgang i forståelsen av kavalakton-biosyntese
Desmethoxyyangonin, a Potent Cannabinoid Receptor 2 Agonist, Alleviates Bone Loss in Ovariectomized Mice via Dual Regulation of Osteoblast and Osteoclast Function
Første studie som påviser en anti-osteoporotisk effekt av et kavalakton via CB2-reseptoren. Utvider det terapeutiske potensialet til Kava-ingredienser utover de kjente anxiolytiske effektene.
Kava consumption and the rise of sociopolitical complexity in Oceania
Høyt rangert PNAS-studie som tester 'Drunk Hypothesis' ved hjelp av Kava som eksempel. Viktig for å forstå den kulturelle rollen til Kava i Oseania.
Flavokawain A: A Natural MAO-A Inhibitor With Therapeutic Promise for Depression
Viktig oppdagelse av en ny virkningsmekanisme for Kava-ingredienser: MAO-A-hemming av Flavokawain A. Relevant for potensielle antidepressive anvendelser og interaksjoner med MAO-hemmere.
Kavain for health promotion and disease mitigation: Pharmacological promise and therapeutic perspectives
Nåværende og omfattende gjennomgang (164 referanser) av kavain som et terapeutisk virkestoff. Oppsummerer den nåværende forskningsstatusen for alle kjente effekter og støtter sikkerheten til kavain.

