Piper Methysticum (kava) leaf, root, and stem extract is a plant-derived ingredient used in topical skincare for its antioxidant and calming/anti-inflammatory properties. It contains kavalactones and polyphenols that may help reduce the appearance of redness and oxidative stress on the skin.
| Reported effect | How often | Notes |
|---|---|---|
Contact irritation (redness, stinging) | Uncommon | Possible in sensitive skin, generally mild and transient. |
Allergic contact dermatitis | Rare | Sensitization to plant compounds; presents as itching or rash. |
Photosensitivity | Very rare | Limited reports; topical risk considered low. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.