Is Sesquiterpene Lactones safe in cosmetics?
Sesquiterpene Lactones has a safety rating of "POOR" in our database. EU status: permitted. US status: permitted.
POOR
Cosmetic Ingredient
Sesquiterpene Lactones
INCI: SESQUITERPENE LACTONES
Sesquiterpene Lactones (CAS No single CAS — this is a structural class (e.g., alantolactone CAS 546-43-0; parthenolide CAS 20554-84-1)) is a cosmetic cosmetic ingredient functioning as Allergen/impurity constituent class; not assigned standard cosmetic function. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
CAS Number
No single CAS — this is a structural class (e.g., alantolactone CAS 546-43-0; parthenolide CAS 20554-84-1)
View industrial chemical safety profile →
Function
Allergen/impurity constituent class; not assigned standard cosmetic function
Editorial assessment
POOR
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Not specifically regulated as a class; individual compounds fall under FDA general cosmetic safety requirements
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Sesquiterpene Lactones.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Sesquiterpene Lactones — not a computed safety verdict. See the sourced toxicological data above.
Regulatory Flags
potential-allergen
natural-origin
Frequently Asked Questions
Is Sesquiterpene Lactones allowed in the EU?
Sesquiterpene Lactones EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Sesquiterpene Lactones do in cosmetics?
Sesquiterpene Lactones functions as: Allergen/impurity constituent class; not assigned standard cosmetic function. It is classified as a cosmetic ingredient in our database. CAS number: No single CAS — this is a structural class (e.g., alantolactone CAS 546-43-0; parthenolide CAS 20554-84-1).
Compliance Tools
Check Sesquiterpene Lactones compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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Is Sesquiterpene Lactones in Your Products?
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