Saccharomyces Ferment Filtrate

Saccharomyces Ferment Filtrate is a water-soluble filtrate made by fermenting Saccharomyces yeast. It's used in moisturizers and essences to attract moisture and improve skin feel within lightweight formulas.
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Snapshot

Overview
A yeast ferment that hydrates skin for a cushioned, refreshed feel.
Category
Hydration, Skin Conditioning
Type
Humectant

Ratings

Overall Rating

Fair

Comedogenic Risk

None

Not typically evaluated for comedogenicity — no standardized rating available.

Is Saccharomyces Ferment Filtrate a Good Ingredient?

Fair, because it offers light humectant hydration, but clinical evidence for unique skin benefits beyond moisture is limited, so results stay modest. Some individuals may experience irritation or sensitivity to yeast-derived ferments.

Skin Benefits

Helps boost surface hydration for skin that feels cushioned and refreshed, though evidence for standout effects is limited, so improvements are typically subtle.

Uses in Skincare & Cosmetics

Often included in hydrating ampoules, sheet masks, and gel lotions to deliver a freshly moisturized finish.

Safety

Generally considered low risk and suitable for most skin types, though ferments can occasionally trigger irritation or sensitization. Patch test if you're reactive or new to yeast-derived ingredients.