Prebiotic/Probiotic/Postbiotic

Sea Water/Artemisia Argyi Leaf Ferment Extract

INCI: SEA WATER/ARTEMISIA ARGYI LEAF FERMENT EXTRACT

Reviewed by Daisy · Last updated 2 Jun 2026

Also known as: Sea Water/artemisia Argyi Leaf Ferment Extract

A fermented plant extract and mineral-rich seawater blend with antioxidant and hydrating properties

Best For Skin Types

All, Combination, Oily, Dry

Addresses

Hydration, Dryness, Sensitivity

Usage Frequency

Daily

What Is Sea Water/Artemisia Argyi Leaf Ferment Extract?

This ingredient combines two components: sea water, which is naturally rich in minerals and trace elements, and Artemisia argyi leaf ferment extract, derived from a plant traditionally used in East Asian skincare practices. The fermentation process breaks down the plant material into smaller, more bioavailable compounds that the skin can more readily utilise.

In skincare formulations, this blend functions primarily as an antioxidant and humectant. The mineral content from seawater contributes skin-conditioning properties, whilst the fermented plant extract provides additional antioxidant benefits that may help protect skin from environmental stressors.

Benefits for Your Skin

How It Works

Antioxidants in this ingredient work by donating electrons to unstable free radical molecules, neutralising them before they can damage skin cells and collagen. The fermented plant extract may be particularly effective due to the breakdown of cell walls during fermentation, which increases the surface area available for antioxidant activity.

As a humectant, the ingredient draws ambient moisture into the outer layers of the skin through osmosis. The mineral content from seawater further supports the skin barrier by providing electrolytes and trace elements that play a role in skin cell function and hydration regulation.

Clinical Evidence & References

Evidence specific to this exact ingredient combination is limited. However, both fermented plant extracts and seawater components have been studied individually. Fermentation of plant materials has been shown to increase antioxidant activity and bioavailability in several studies, though results vary depending on the plant species and fermentation process used.

Seawater and its mineral content have a long history in traditional skincare, and some research supports the role of minerals like magnesium and potassium in skin health. More targeted clinical research on this specific blend would be needed to confirm efficacy at typical product concentrations.

How to Use

This ingredient is typically used as part of a broader skincare routine rather than as a standalone treatment. It is generally well-suited to hydrating toners, essences, and serums where it can work alongside other active ingredients. No special usage considerations apply; use as directed by the product instructions, usually daily as part of your morning and evening routine.

Safety & Precautions

This ingredient is generally well-tolerated by most skin types. Those with sensitivity to fermented ingredients or a known allergy to Artemisia species should patch test before full application.

Frequently Asked Questions

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