Prebiotic/Probiotic/Postbiotic

Aspergillus/Snail Secretion Filtrate Ferment Filtrate

INCI: ASPERGILLUS/SNAIL SECRETION FILTRATE FERMENT FILTRATE

Reviewed by Kate · Last updated 2 Jun 2026

A fermented filtrate combining snail secretion and Aspergillus enzymes for skin conditioning

Best For Skin Types

All, Dry, Sensitive, Mature

Addresses

Dryness, Hydration, Barrier repair

Usage Frequency

Daily

What Is Aspergillus/Snail Secretion Filtrate Ferment Filtrate?

This ingredient is a fermented filtrate created by combining snail secretion with Aspergillus fungal enzymes. The fermentation process breaks down proteins and other molecules into smaller, more bioavailable components that can penetrate the skin more effectively than their unprocessed counterparts.

Snail secretion has been used in skincare for decades and contains glycoproteins, hyaluronic acid, and antimicrobial compounds. When fermented with Aspergillus, the enzyme activity further refines these components, creating a conditioning agent designed to improve skin texture and maintain hydration.

How It Works

Fermentation using Aspergillus enzymes catalyses the breakdown of larger protein chains in snail secretion into peptides and amino acids. These smaller molecules are more readily absorbed by the stratum corneum, where they act as humectants and help bind moisture to the skin.

The resulting filtrate also contains bioactive compounds that may support the skin's natural repair processes and maintain the integrity of the skin barrier, though the extent of these effects depends on concentration and formulation.

Clinical Evidence & References

Direct clinical evidence on fermented snail secretion filtrate is limited. However, snail secretion itself has shown promise in small studies for wound healing and skin elasticity, whilst Aspergillus fermentation is a well-established technique in skincare for improving ingredient bioavailability.

Without robust published trials specific to this combination, claims about efficacy should be approached cautiously. The ingredient functions primarily as a skin conditioner rather than an active treatment, and most benefits centre on hydration and texture rather than targeted concerns like acne or hyperpigmentation.

How to Use

This ingredient works best in hydrating serums, essences, and moisturisers where it can remain in contact with the skin. It is generally compatible with other skincare actives, though there is no particular synergy documented. Use it as part of your regular routine rather than expecting dramatic results from a single application.

Safety & Precautions

Fermented snail secretion filtrate is generally well-tolerated across most skin types. Those with shellfish allergies should exercise caution, though topical use carries lower risk than ingestion. Patch testing is advisable for sensitive skin.

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