Phymatolithon calcareum extract
AKA “Red Algae Extract, Coralline Algae Extract”
Extract
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Ingredient Facts
Phymatolithon calcareum extract
AKA: Red Algae Extract, Coralline Algae Extract
Extract · Skin Conditioning · EWG: 4
Plant-Derived
Skin Conditioner
Extract
Not Clean
Phymatolithon Calcareum Extract is the extract of the alga, Phymatolithon calcareum
Family
Hapalidiaceae
Plant Part
Whole Plant
CAS #
-
Form
Liquid
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
Derived from coralline red algae traditionally used in Irish and Celtic folk medicine for skin health and mineral supplementation. Incorporated into modern cosmetics for its mineral content and potential skin-soothing properties.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Verified Jun 2026
Data: CosIng · EWG · CIR