Lactobacillus/Papaya Fruit Ferment Extract
INCI: LACTOBACILLUS/PAPAYA FRUIT FERMENT EXTRACT
Reviewed by Emma · Last updated 14 Aug 2026
Also known as: Lactobacillus/papaya Fruit Ferment Extract
A fermented fruit extract that gently exfoliates and conditions skin
Best For Skin Types
All, Combination, Oily
Addresses
Usage Frequency
2-3 times per week
What Is Lactobacillus/Papaya Fruit Ferment Extract?
Lactobacillus/Papaya Fruit Ferment Extract is created by fermenting papaya fruit using beneficial Lactobacillus bacteria. This fermentation process breaks down the papaya's natural enzymes and nutrients, creating a gentler, more stable form of the ingredient compared to fresh papaya enzymes alone.
The resulting extract functions as both an exfoliant and skin conditioner. It works to remove dead skin cells from the surface whilst also providing hydrating and soothing properties, making it suitable for formulations aimed at gentle chemical exfoliation.
Benefits for Your Skin
How It Works
The papaya fruit enzymes in this fermented extract work by breaking down the protein bonds that hold dead skin cells to the surface. Unlike physical exfoliants, this is a chemical exfoliation process that works gradually and tends to be gentler on the skin barrier.
The fermentation process also produces lactic acid and other beneficial compounds that may have mild hydrating and conditioning effects, which can help offset some of the drying potential of exfoliation.
Clinical Evidence & References
Published research specifically examining this fermented complex is limited. However, papaya enzymes are well-documented for their exfoliating properties, and lactic acid (a fermentation byproduct) has established evidence supporting its role in gentle exfoliation and skin hydration.
The fermentation process may enhance tolerability compared to raw papaya enzyme, though direct comparative studies on this specific ingredient are not readily available. Its inclusion in skincare formulations suggests it is generally regarded as safe and effective for routine use.
How to Use
This ingredient is typically found in exfoliating toners, essences, or gentle enzyme masks. Start with 2–3 times per week if new to chemical exfoliants, and adjust based on how your skin responds. Avoid using on the same day as other strong exfoliants (AHAs, BHAs, or physical scrubs) to prevent over-exfoliation. Always follow with a hydrating toner or moisturiser and sunscreen during the day.
Safety & Precautions
Frequently Asked Questions
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