Prebiotic/Probiotic/Postbiotic

Lentinus Edodes Mycelium Ferment Filtrate Extract

INCI: LENTINUS EDODES MYCELIUM FERMENT FILTRATE EXTRACT

Reviewed by Rosie · Last updated 2 Jun 2026

Fermented mushroom extract that supports skin conditioning and protective barrier function

Best For Skin Types

All, Dry, Sensitive, Mature

Addresses

Dryness, Barrier repair, Sensitivity

Usage Frequency

Daily

What Is Lentinus Edodes Mycelium Ferment Filtrate Extract?

Lentinus Edodes Mycelium Ferment Filtrate Extract is derived from shiitake mushroom mycelium that has undergone fermentation. The fermentation process breaks down the mushroom's cell structure, releasing bioactive compounds into a liquid filtrate. This extract is then concentrated and used in skincare formulations.

In cosmetic applications, this ingredient functions primarily as a skin conditioner and protectant. It is thought to work by delivering compounds that may support the skin's natural barrier and overall condition, though the specific active constituents responsible for these effects remain an area of ongoing research.

How It Works

Fermented mushroom extracts contain bioactive compounds, including polysaccharides (such as beta-glucans), amino acids, and antioxidants. These compounds are thought to interact with the skin's outer layers, potentially enhancing hydration and supporting the stratum corneum's structural integrity.

The fermentation process itself may increase the bioavailability of these compounds, making them more accessible to the skin. The extract is believed to work through moisturising and protective mechanisms rather than through direct biological signalling, though research in this area is limited.

Clinical Evidence & References

Published clinical research specifically on Lentinus Edodes Mycelium Ferment Filtrate Extract in skincare is sparse. However, broader evidence on fermented mushroom derivatives and whole mushroom extracts (particularly shiitake) suggests potential benefits for skin hydration and barrier function.

Some in vitro studies have demonstrated antioxidant and anti-inflammatory activity in mushroom-derived polysaccharides, but translating these findings to topical skincare efficacy requires further human studies. Until more targeted clinical data emerges, claims about this ingredient should be considered provisional and based largely on traditional use and ingredient category knowledge.

How to Use

This ingredient is typically found in serums, creams, and essences at concentrations that support hydration and conditioning rather than active treatment. It can generally be used daily as part of a routine moisturising step. It pairs well with other humectants and barrier-support ingredients but does not require special sequencing or timing.

Safety & Precautions

Generally well-tolerated in skincare formulations. Those with known mushroom sensitivity should exercise caution, though topical application carries lower risk than ingestion.

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