Lactobacillus Ferment Filtrate

AKA: Probiotic Extract

Synthetic

Skin Conditioner

Ferment

Clean

Lactobacillus Ferment Filtrate is a filtrate of the product obtained by the fermentation of the growth media by the microorganism Lactobacillus

CAS #

-

Form

Liquid

State

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

Lactobacillus bacteria have been used in fermented foods and traditional medicine for millennia. In modern skincare (developed in the 21st century), fermented lactobacillus extracts are used for their probiotic and skin-conditioning benefits.

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

Sensitivity

Pregnancy & Breastfeeding Safe

Yes

The paper trail

🔬Peer-reviewed1 paper →

⚖️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