Prebiotic/Probiotic/Postbiotic

Saccharomyces/Viscum Album Ferment Extract

INCI: SACCHAROMYCES/VISCUM ALBUM FERMENT EXTRACT

Reviewed by Rosie · Last updated 14 Aug 2026

A fermented botanical extract that conditions and supports skin's natural moisture balance

Best For Skin Types

All, Dry, Sensitive

Addresses

Dryness, Hydration, Barrier repair

Usage Frequency

Daily

What Is Saccharomyces/Viscum Album Ferment Extract?

Saccharomyces/Viscum Album Ferment Extract is a dual-origin ingredient combining fermented yeast (Saccharomyces) with mistletoe plant material (Viscum Album). The fermentation process breaks down plant compounds into smaller, more bioavailable molecules that the skin can utilise more readily.

This ingredient functions primarily as a skin conditioner, meaning it helps to soften, smooth and support the skin's hydration levels. The fermentation aspect may also contribute mild prebiotic or probiotic-adjacent properties, though the extent of these benefits in topical application remains an area of ongoing investigation.

How It Works

Fermentation breaks down complex plant molecules into simpler compounds that penetrate the skin more easily. These smaller molecular fragments can then integrate into the skin's outer layers, helping to draw moisture into and retain it within the epidermis.

Mistletoe has a long history in traditional skincare practice and contains compounds thought to have anti-inflammatory and conditioning properties. When combined with fermented yeast, the blend may offer complementary benefits to skin hydration and overall skin condition, though the precise mechanism of interaction is not yet fully characterised.

Clinical Evidence & References

Published clinical data specifically on this combined ingredient is limited. Most evidence is derived from studies on mistletoe extracts and fermented yeast separately, both of which show promise for skin conditioning and mild anti-inflammatory effects.

Mistletoe extracts have demonstrated moisturising properties in some studies, whilst fermented ingredients broadly are associated with improved skin barrier function and tolerance. However, more rigorous clinical trials specifically evaluating this exact ingredient blend would strengthen confidence in its efficacy claims.

How to Use

This ingredient is typically found in serums, moisturisers and hydrating essences at concentrations that allow for daily use. It works well in layered routines and pairs easily with most other skincare ingredients. Apply to clean, damp skin as part of your regular hydration step, morning or evening, or as formulated in your chosen product.

Safety & Precautions

Generally well-tolerated across skin types. No significant safety concerns have been documented; however, those with specific plant allergies (particularly to mistletoe) should check product composition beforehand.

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