Is Thiamine/Yeast Polypeptide safe in cosmetics?
Thiamine/Yeast Polypeptide has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Thiamine/Yeast Polypeptide
INCI: THIAMINE/YEAST POLYPEPTIDE
Thiamine/Yeast Polypeptide (CAS Not assigned (complex/biotechnological ingredient)) is a cosmetic cosmetic ingredient functioning as Skin conditioning, hair conditioning. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS Not assigned (complex/biotechnological ingredient) →
Auto-generated CPSR Part A draft with source citations
CAS Number
Not assigned (complex/biotechnological ingredient)
View industrial chemical safety profile →
Function
Skin conditioning, hair conditioning
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted for cosmetic use; no specific monograph
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Thiamine/Yeast Polypeptide.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Thiamine/Yeast Polypeptide.
Regulatory Flags
potential-allergen
Frequently Asked Questions
Is Thiamine/Yeast Polypeptide allowed in the EU?
Thiamine/Yeast Polypeptide EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Thiamine/Yeast Polypeptide do in cosmetics?
Thiamine/Yeast Polypeptide functions as: Skin conditioning, hair conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (complex/biotechnological ingredient).
Compliance Tools
Check Thiamine/Yeast Polypeptide compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
Is Thiamine/Yeast Polypeptide in Your Products?
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Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Thiamine/Yeast Polypeptide in your formulation.