Lithothamnion corallioides powder
AKA “Coralline Algae Powder
Synthetic
Ingredient Facts
Lithothamnion corallioides powder
AKA: Coralline Algae Powder
Synthetic · Abrasive · EWG: 4
Plant-Derived Synthetic
Skin Conditioner
Synthetic
Clean
Lithothamnion Corallioides Powder is the powder obtained from the dried, ground alga, Lithothamnion corallioides, Hapalidiaceae. Science: Process: Drying + Milling | Functions: Abrasive Safety Ratings: CIR: Safe as used
Form
Powder
See origin →
Functions
Abrasive
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Physical Exfoliant
Gently polishes surface
Traditional Use
A coralline red algae traditionally used in European herbalism and skincare for its mineral content and gentle absorbent properties. Long recognized in Celtic traditions for supporting skin and digestive health.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Moderate Irritant
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR