Calcium Caseinate

AKA: XHNWPXNQNBLSAW-UHFFFAOYSA-N

Synthetic

Skin Conditioner

Hair Care

Not Clean

See also: Calcium caseinates (annotation moved to); Caseins, calcium complexes (annotation moved to).

Formula

Y43

Mol. Weight

3822.95

CAS #

9005-43-0

Form

Powder

Functions

Binding

Bulking

Hair Conditioning

A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.

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

Casein (milk protein) has ancient roots in cosmetic use; calcium caseinate is a modern form developed in the 20th century as a binding and film-forming agent in cosmetics.

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

Not a Sensitizer

medical-approval

all-shades-safe

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Skin Types

●all-skin-types

Best For

Dryness

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewed1 paper →

⚖️Regulatory1 listing →

🛡️Safety-assessed1 review →

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

Verified Jun 2026

Data: PubChem · CosIng · EWG · CIR