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Tuesday, October 13, 2026Index last updated Oct 9
The Index  ·  Ferment filtrate / extract

Lactobacillus/Rice Ferment

Lactobacillus/Rice Ferment

Microbial ferment ingredient (Lactobacillus/Rice Ferment) used for conditioning and microbiome-adjacent marketing.

EmergingFerment cosmetics rarely have robust independent RCTs for labeled claims.
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Written byTheSkindex Desk
Reviewed byNot yet reviewed
Last updated5 Oct 2026
Sources2 cited

Microbial ferment ingredient (Lactobacillus/Rice Ferment) used for conditioning and microbiome-adjacent marketing.

What it does

Rice fermented with Lactobacillus; common in Beauty of Joseon probiotic-marketing SPFs.## The evidence

Evidence grade emerging: Ferment cosmetics rarely have robust independent RCTs for labeled claims. Credible chemical identity and cosmetic-use context come from CIR/SCCS/manufacturer INCI definitions and databases such as SpecialChem/PubChem[1].

How to use it

Expect this as a supporting INCI line item unless labeled as a featured active.

Evidence by claim

Graded separately; the entry grade is the best-supported claim
Microbial ferment ingredient (Lactobacillus/Rice Ferment) used for conditioning and microbiome-adjacent marketing.[1]
Emerging

Safety & limits

Source and region, always
all — Used in cosmetics within conventional leave-on/rinse-off levels; see cited safety literature.[1] CA US EU UK

Sources · 2

Numbered as cited in the text
  1. [1]SpecialChem. SpecialChem INCI profile: Lactobacillus/Rice Ferment. SpecialChem (2024)other
  2. [2]Cosmetic Ingredient Review. Ferments / filtrates context. CIR (2019)regulator

Revision history

18 Sept 2026Drafted by botTheSkindex Desk