Hydrolyzed Carrageenan
AKA “Carrageenan Hydrolysate, Carrageenan Extract
Skin Conditioning
Ingredient Facts
Hydrolyzed carrageenan
AKA: Carrageenan Hydrolysate, Carrageenan Extract
Skin Conditioning · Skin Conditioning · EWG: 3
Synthetic
Skin Conditioner
Marine
Not Clean
Hydrolyzed Carrageenan is the hydrolysate of Carrageenan derived by acid, enzyme or other method of hydrolysis
CAS #
53973-98-1
Form
Powder
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
Carrageenan is derived from red algae and has been used traditionally in Irish and Northern European cuisine and folk medicine for centuries. Hydrolyzed carrageenan is a modern extraction developed to provide polysaccharides for improved texture and conditioning in cosmetics.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
3
CIR
Insufficient data
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Potential Sensitizer
Concentration Guide
Dermal absorption: 2%. Source: CIR Safety Assessment (CIR Seq 157).
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR