Lactobacillus/Streptococcus Thermophilus Milk Ferment

INCI: LACTOBACILLUS/STREPTOCOCCUS THERMOPHILUS MILK FERMENT

CAS Number
Not assigned (UVCB; CosIng listed)
Function
Skin conditioning
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction; S. thermophilus has prior sanction in foods (21 CFR 131.200); MoCRA listing applies

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Milk allergen labeling required in many jurisdictions; residual lactose may cause reactions in extremely sensitive individuals; S. thermophilus confirmed safe with no antibiotic resistance genes, no biogenic amines, and negligible D-lactate; lactic acid content may cause pH-dependent irritation

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Lactobacillus/Streptococcus Thermophilus Milk Ferment safe in cosmetics?

Milk allergen labeling required in many jurisdictions; residual lactose may cause reactions in extremely sensitive individuals; S. thermophilus confirmed safe with no antibiotic resistance genes, no biogenic amines, and negligible D-lactate; lactic acid content may cause pH-dependent irritation The EU classifies Lactobacillus/Streptococcus Thermophilus Milk Ferment as "permitted". Safety rating: GOOD.

Is Lactobacillus/Streptococcus Thermophilus Milk Ferment allowed in the EU?

Lactobacillus/Streptococcus Thermophilus Milk Ferment EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Lactobacillus/Streptococcus Thermophilus Milk Ferment do in cosmetics?

Lactobacillus/Streptococcus Thermophilus Milk Ferment functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (UVCB; CosIng listed).

What is the Margin of Safety for Lactobacillus/Streptococcus Thermophilus Milk Ferment?

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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