Good Cosmetic Ingredient

Kombucha (Saccharomyces/Xylinum/Black Tea Ferment)

INCI: KOMBUCHA (SACCHAROMYCES/XYLINUM/BLACK TEA FERMENT)

CAS Number
100085-62-9
Function
Ferment, probiotic
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No FDA restriction. INCI name recognised under 21 CFR 701.3. No CIR safety assessment published. Self-affirmed safe by industry. Acidic pH (2.7-3.0) in raw form requires buffering in leave-on formulations.

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Complex ferment ingredient (COSING REF 59629) permitted in EU and US with no regulatory restrictions; cytotoxicity and skin permeation data support safety at cosmetic-use concentrations.

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Concern Level: Low

Regulatory Flags

ferment-derived skin-conditioning antioxidant acidic-ph-risk no-cas-assigned no-cir-assessment no-sccs-opinion

Frequently Asked Questions

Is Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) safe in cosmetics?

Complex ferment ingredient (COSING REF 59629) permitted in EU and US with no regulatory restrictions; cytotoxicity and skin permeation data support safety at cosmetic-use concentrations. The EU classifies Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) as "permitted". Safety rating: GOOD.

Is Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) allowed in the EU?

Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) do in cosmetics?

Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) functions as: Ferment, probiotic. It is classified as a Cosmetic Ingredient in our database. CAS number: 100085-62-9.

What is the Margin of Safety for Kombucha (Saccharomyces/Xylinum/Black Tea 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.

Compliance Tools

Check Kombucha (Saccharomyces/Xylinum/Black Tea Ferment) compliance across multiple jurisdictions:

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Ingredient Decoder
Paste a full ingredient list for instant analysis
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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