Prebiotic/Probiotic/Postbiotic

Lactobacillus/Turmeric Leaf Extract Ferment Lysate Filtrate

INCI: LACTOBACILLUS/TURMERIC LEAF EXTRACT FERMENT LYSATE FILTRATE

Reviewed by Rosie · Last updated 20 Jul 2026

Also known as: Lactobacillus/turmeric Leaf Extract Ferment Lysate Filtrate

A fermented botanical extract with purifying and antioxidant properties

Best For Skin Types

All, Sensitive, Combination

Addresses

Dryness, Sensitivity, Redness

Usage Frequency

Daily

What Is Lactobacillus/Turmeric Leaf Extract Ferment Lysate Filtrate?

This ingredient is a fermentation-derived extract made from turmeric leaves and Lactobacillus cultures. During fermentation, beneficial bacteria break down plant compounds, creating a lysate (cell breakdown product) that is then filtered to produce the final filtrate. This process can enhance the bioavailability and stability of turmeric's active constituents.

The resulting ingredient combines the antimicrobial properties of Lactobacillus fermentation with turmeric's documented antioxidant compounds, such as curcuminoids. It appears in skincare formulations primarily for its potential to protect skin from environmental stressors and support the skin's natural defences.

Benefits for Your Skin

How It Works

Fermented extracts work through two main mechanisms. First, the fermentation process creates bioactive compounds that can penetrate the skin more readily than the original plant material. Second, the Lactobacillus cultures produce metabolites and antimicrobial peptides that can help regulate skin flora and reduce the viability of unwanted bacteria.

Turmeric's curcuminoids contribute their well-documented antioxidant effects, helping to defend against environmental damage. When combined in a fermented format, these compounds may work synergistically to support the skin's natural protective barrier and reduce visible signs of stress.

Clinical Evidence & References

Research on fermented botanical extracts is still emerging. Whilst turmeric itself has substantial evidence for antioxidant and antimicrobial benefits, the specific efficacy of this fermented derivative in skincare remains less clearly documented in peer-reviewed literature.

The fermentation process is theoretically sound—breaking down plant cell walls should increase the availability of active compounds—but clinical studies specifically measuring skin outcomes from this ingredient are limited. Most evidence comes from ingredient suppliers rather than independent clinical trials. It appears to be well-tolerated in formulations, suggesting it may be a safe complementary ingredient, though its standalone impact requires further investigation.

How to Use

This ingredient is typically found in serums, essences, and treatment products at concentrations where it works alongside other actives. For best results, use consistently as part of your routine rather than sporadically. If your skin is sensitive or you are new to fermented ingredients, introduce it gradually to monitor tolerance. It pairs well with other antioxidants and can be layered with hydrating or barrier-repair ingredients.

Safety & Precautions

Generally well-tolerated in cosmetic formulations. Those with sensitivity to turmeric or fermented ingredients should patch test first. No significant safety concerns are documented at typical use levels.

Frequently Asked Questions

From the Clinic

Not sure what your skin actually needs?

Two minutes, a few questions, and we’ll point you at what matters — no guesswork.

Take the skin quiz

Learn More About Skincare Ingredients

Explore our comprehensive ingredient glossary to understand what's in your products.

Browse All Ingredients

Authorised Stockist

Official UK retailer

Tracked Delivery

Free UK shipping over £50

5 Star Rating

Trusted by thousands

Expert Advice

Free consultations