Kappaphycus Alvarezii Extract
Reviewed by Kate · Last updated 18 Aug 2026
Also known as: Gigartina Stellata Extract
Function: Skin-Protecting
EWG Safety Score
What Is Kappaphycus Alvarezii Extract?
Kappaphycus Alvarezii Extract is a cosmetic ingredient. It is grouped in the Exfoliants category on this site.
There is limited independent published research on its topical use, so this entry describes what the ingredient is rather than making specific performance claims.
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