Kava-Kava Extract


Plant extracts

No known benefits

Kava-Kava Extract description

Kava-kava extract is derived from the _Piper methysticum_ plant. It has soothing properties in some ways, yet can also cause skin sensitivity at the same time. Kawa extract is another name for this ingredient.

Kava-Kava Extract references

  • Alternative Medicine Review, December 1998, pages 458-460
  • Clinical Experimental Pharmacology and Physiology, July 1990, pages 495-507

Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding constraints, permitted concentration levels and availability vary by country and region.

Ingredient ratings


Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.


Necessary to improve a formula's texture, stability, or penetration.


Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.


There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.


May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.


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Not Rated