Hydrolyzed Kluyveromyces Extract

AKA: Kluyveromyces ferment, Yeast ferment extract

Plant-Derived

Skin Conditioner

Extract

Clean

Hydrolyzed Kluyveromyces Extract an hydrolysate of Kluyveromyces Extract derived by acid, enzyme or other method of hydrolysis

CAS #

152923-52-9

Form

Liquid

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

Kluyveromyces is a yeast species developed in modern biotechnology for cosmetic fermentation and enzyme production. Hydrolyzed Kluyveromyces extract was created in contemporary skincare as a biotech-derived ingredient to provide amino acids and fermentation byproducts with conditioning and antioxidant properties.

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

medical-approval

all-shades-safe

Phototoxicity Concern

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

Dullness

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed2 reviews →

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

Verified Jun 2026

Data: CosIng · EWG · CIR