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Kava Kava Extract 1000 mg

product on market Capsule Double Wood Supplements Safety: 60/100
60/100

Review before taking

  • Kava Kava extract: 1000mg is 4.0× the Tolerable Upper Intake Level (250mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Kava Kava extract is supported by moderate evidence for reducing anxiety and promoting relaxation. However, the low safety score reflects potential concerns regarding hepatotoxicity and liver injury. Users should exercise caution due to these documented safety risks.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Kava Kava extract: 1000mg is 4.0× the Tolerable Upper Intake Level (250mg)

AI-generated · Qwen 3.6 · grounded in 2 sources · methodology

This product received a low safety score because the 1000mg dose of Kava Kava is four times higher than the recommended upper limit of 250mg.

Label

Product Label

Label for Kava Kava Extract 1000 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
60
Servings
Botanical
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Exceeds UL by 4.0× (UL: 250 mg) 15 studies (A:0, B:5)

Other Ingredients

Hypromellose Microcrystalline Cellulose
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, take 2 capsules per day on an empty stomach. Do not exceed 3 capsules in one day.

Warnings & Precautions

Warning: Consult your physician before use.

Do not use Kava Kava if you are pregnant, nursing, or are under 18 years of age.

Do not use Kava Kava if you are pregnant, nursing, or are under 18 years of age.

Discontinue use and consult your doctor immediately if any adverse reactions or side effects occur. Do not use Kava Kava and operate heavy machinery until you know how it affects you.

Keep out of reach of children.

Do not exceed 3 capsules per day.

Formulation Notes

Directions: Kava Kava is an extract prepared from Piper methysticum commonly known as kava. It has been traditionally used to brew tea to promote healthy stress levels and support healthy sleep. This supplement provides the same benefits of the tea in a convenient capsule form. Kava is a potent supplement and should not be combined with alcohol or certain prescription medications.

1000 mg per serving

Supports healthy stress levels Promotes relaxation

Additional Information

Storage: Store in a cool, dark place. Do not freeze or expose to moisture or heat above room temperature.

Metadata

Product Details

UPC / SKU8 59793 00767 9
DSLD Entry Date2021-09-24
Product TypeBotanical
FormCapsule
DSLD ID255598
Data Updated2026-04-11
Research

Research Evidence

19
Research Sources
48
Avg Quality
8
Rct
5
Systematic Review
4
Meta Analysis
2
Clinical Trial
B Kava extract for treating anxiety
Meta Analysis The Cochrane database of systematic reviews 2003 PubMed
B Kava for Generalized Anxiety Disorder: A Review of Current Evidence
Meta Analysis Journal of alternative and complementary medicine (New York, N.Y.) 2018 PubMed DOI
B Kava extract for treating anxiety
Systematic Review The Cochrane database of systematic reviews 2001 PubMed
B Kava extract for treating anxiety
Systematic Review The Cochrane database of systematic reviews 2002 PubMed
B The effectiveness and safety of Kava Kava for treating anxiety symptoms: A systematic review and analysis of randomized clinical trials
Systematic Review Complementary therapies in clinical practice 2018 PubMed DOI
C Kava for generalised anxiety disorder: A 16-week double-blind, randomised, placebo-controlled study
Rct The Australian and New Zealand journal of psychiatry 2020 PubMed DOI
C Kava and St. John's Wort: current evidence for use in mood and anxiety disorders
Systematic Review Journal of alternative and complementary medicine (New York, N.Y.) 2009 PubMed DOI
C Neuroimaging Insights: Kava's (Piper methysticum) Effect on Dorsal Anterior Cingulate Cortex GABA in Generalized Anxiety Disorder.
Rct Nutrients PubMed DOI
C The risk-benefit profile of commonly used herbal therapies: Ginkgo, St. John's Wort, Ginseng, Echinacea, Saw Palmetto, and Kava
Meta Analysis Annals of internal medicine 2002 PubMed
C Efficacy of kava extract for treating anxiety: systematic review and meta-analysis
Meta Analysis Journal of clinical psychopharmacology 2000 PubMed
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.