Leuconostoc Ferment Filtrate

INCI: LEUCONOSTOC FERMENT FILTRATE

CAS Number
Not assigned (biotechnology-derived fermentation product)
Function
Antimicrobial, anti-seborrheic, hair conditioning, skin conditioning
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Allowed - no prohibition or restriction; may function as a preservative-alternative but must meet FDA cosmetic safety standards

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Generally well-tolerated; as a fermentation filtrate it contains bacteriocins and organic acids; potential for sensitization in rare cases; not assessed individually by CIR as of available records. Produced by Leuconostoc bacteria fermentation; generates antimicrobial peptides (bacteriocins) that provide natural preservation; biotechnology origin; valued in "preservative-free" marketing claims

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Leuconostoc Ferment Filtrate safe in cosmetics?

Generally well-tolerated; as a fermentation filtrate it contains bacteriocins and organic acids; potential for sensitization in rare cases; not assessed individually by CIR as of available records. Produced by Leuconostoc bacteria fermentation; generates antimicrobial peptides (bacteriocins) that provide natural preservation; biotechnology origin; valued in "preservative-free" marketing claims The EU classifies Leuconostoc Ferment Filtrate as "permitted". Safety rating: MODERATE.

Is Leuconostoc Ferment Filtrate allowed in the EU?

Leuconostoc Ferment Filtrate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Leuconostoc Ferment Filtrate do in cosmetics?

Leuconostoc Ferment Filtrate functions as: Antimicrobial, anti-seborrheic, hair conditioning, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (biotechnology-derived fermentation product).

What is the Margin of Safety for Leuconostoc Ferment Filtrate?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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