HerbMate Library

Kava

Piper methysticum
rootanxietystresssleephigh-caution-liversedating

Kava is a traditional Pacific root used for relaxation and social calm. It can be effective for anxiety support, but it requires responsible use: product quality, preparation type, and liver safety all matter. Kava is not something to stack casually with alcohol or sedatives.

Key Benefits

Common Issues It May Help With

How To Use (Simple)

Taste / Notes

Earthy, peppery, numbing mouthfeel; often considered unpleasant without traditional preparation.

Evidence Level

Moderate evidence for anxiety support in some studies; results vary by preparation and product.

Cautions

HIGH CAUTION: Potential liver injury risk has been reported, especially with poor-quality products or certain extracts. Avoid if you have liver disease or heavy alcohol use. Avoid in pregnancy/breastfeeding. May cause drowsiness—do not drive after use. Long-term heavy use can cause skin dryness and other side effects.

Interactions

Additive sedation with alcohol, benzodiazepines, sleep meds, opioids, antihistamines, and other sedating herbs Avoid with hepatotoxic medications and heavy alcohol use If on psychiatric medications, consult a clinician before use

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