Prebiotic/Probiotic/Postbiotic

Marinobacter Shengliensis/Spirulina Maxima Extract Ferment Filtrate

INCI: MARINOBACTER SHENGLIENSIS/SPIRULINA MAXIMA EXTRACT FERMENT FILTRATE

Reviewed by Emma · Last updated 2 Jun 2026

A fermented marine and algae extract that conditions and supports skin hydration

Best For Skin Types

All, Dry, Sensitive

Addresses

Dryness, Hydration

Usage Frequency

Daily

What Is Marinobacter Shengliensis/Spirulina Maxima Extract Ferment Filtrate?

Marinobacter Shengliensis/Spirulina Maxima Extract Ferment Filtrate is a fermented ingredient derived from two biological sources: Marinobacter Shengliensis, a marine bacterium, and Spirulina Maxima, a nutrient-dense freshwater algae. The fermentation process breaks down the cell structures of these organisms, releasing bioactive compounds that are then filtered to create a liquid extract.

In skincare formulations, this ingredient functions primarily as a skin conditioner, helping to soften and smooth the skin surface. The fermentation process enhances the bioavailability of beneficial compounds, making them more readily absorbed or utilised by the skin.

How It Works

Fermentation breaks down the cell walls of the source organisms, releasing smaller molecular compounds that can penetrate or interact more effectively with the skin's outer layers. These include amino acids, peptides and polysaccharides which can act as humectants, drawing water into the skin and helping it retain moisture.

The combination of marine and algal sources may also provide antioxidant and mineral compounds that support overall skin conditioning, though the precise mechanism in living skin requires further investigation.

Clinical Evidence & References

Published clinical data on this specific ingredient blend is limited. Most evidence supporting its use is derived from the known properties of its component sources: Spirulina Maxima is recognised as nutrient-rich and has been studied for general skin health benefits, whilst marine-derived ingredients are established in skincare for conditioning properties.

The fermentation process is theoretically designed to enhance bioavailability, but human clinical studies measuring the efficacy of this particular fermented extract are not widely available in the literature. It is best regarded as a conditioning agent with supporting nutritional potential rather than a treatment for specific skin concerns.

How to Use

This ingredient is typically formulated into serums, essences, moisturisers and toners. Apply to clean skin before heavier creams or oils, allowing it to absorb fully. Because it functions as a conditioner rather than an active treatment, it can be used daily as part of a regular hydration routine. Pair it with other ingredients suited to your skin concern for a comprehensive approach.

Safety & Precautions

Generally well-tolerated in cosmetic concentrations. Those with sensitivity to fermented ingredients or marine sources should patch-test first, though adverse reactions are uncommon.

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