Cystoseira caespitosa extract

AKA: Brown seaweed extract

Plant-Derived

Barrier Support

Extract

Not Clean

OriginNative to Mediterranean, Atlantic. Cystoseira caespitosa is a brown alga from the Sargassaceae family found in Mediterranean and Atlantic waters. The extract is obtained through solvent extraction of the whole plant material.

Cystoseira Caespitosa Extract is the extract of the alga, Cystoseira caespitosa, Sargassaceae.

Family

Sargassaceae

Plant Part

Whole Plant

Form

Liquid

Skin Types

●all-skin-types

Best For

Antioxidant Protection

Pregnancy & Breastfeeding Safe

Yes

Functions

Skin Protecting

Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.

Nourishes & Protects

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2026

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR