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ingredient guide

Fermented ingredient, Ferment, and Ferment Filtrate

Ferment on an ingredient list names a fermentation-derived material; Ferment Filtrate tells you that material was filtered after fermentation.

why it is here

what it does for you

That is useful identity information, not a promise that the formula contains living cultures or that every fermented ingredient performs the same job.

Ingredient details1 detail

What fermentation means generally and what Ferment and Ferment Filtrate communicate in an ingredient name

microbial transformation and INCI Ferment/Ferment Filtrate meaning

Fermented ingredients are made when microorganisms such as bacteria, yeasts, or fungi transform a plant-derived or other substrate through fermentation. In an INCI ingredient name, Ferment identifies a fermentation-derived material; Ferment Filtrate identifies a fermentation-derived material that was filtered after fermentation.

Evidence context
general definition while the cited scientific and INCI sources remain authoritative