Is Potassium Propionate safe in cosmetics?
Potassium Propionate has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Potassium Propionate
INCI: POTASSIUM PROPIONATE
Potassium Propionate (CAS 327-62-8) is a cosmetic cosmetic ingredient functioning as Preservative, antimicrobial agent. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 327-62-8 →
Auto-generated CPSR Part A draft with source citations
Function
Preservative, antimicrobial agent
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
potassium propanoate
InChIKey
BWILYWWHXDGKQA-UHFFFAOYSA-M
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
GRAS as food preservative (21 CFR 184.1221); no specific CIR assessment for cosmetic use; permitted in cosmetics without restriction
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Potassium Propionate.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Potassium Propionate.
Regulatory Flags
preservative
jecfa_safe
Frequently Asked Questions
Is Potassium Propionate allowed in the EU?
Potassium Propionate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Potassium Propionate do in cosmetics?
Potassium Propionate functions as: Preservative, antimicrobial agent. It is classified as a cosmetic ingredient in our database. CAS number: 327-62-8.
Compliance Tools
Check Potassium Propionate compliance across multiple jurisdictions:
Ingredient Decoder
Paste a full ingredient list for instant analysis
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 Potassium Propionate in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Potassium Propionate in your formulation.