Saussurea Lappa Root Extract
INCI: SAUSSUREA LAPPA ROOT EXTRACT [^1_16][^1_18]
Regulatory Status
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Safety Data
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Expert Verdict
MAJOR FLAG: Costunolide and dehydrocostuslactone are strong haptens causing ACD [^1_3]; sesquiterpene lactones show cytotoxicity (CD₅₀ 1.6–3.5 µg/mL) [^1_4]; IFRA restricts costus root oil; must specify and control sesquiterpene lactone content; not recommended for leave-on products without comprehensive allergen risk assessment; *Saussurea costus* is also CITES Appendix I — most restrictive category, commercial trade essentially prohibited for wild specimens [^1_16][^1_4][^1_20]
Regulatory Flags
Frequently Asked Questions
Is Saussurea Lappa Root Extract safe in cosmetics?
MAJOR FLAG: Costunolide and dehydrocostuslactone are strong haptens causing ACD [^1_3]; sesquiterpene lactones show cytotoxicity (CD₅₀ 1.6–3.5 µg/mL) [^1_4]; IFRA restricts costus root oil; must specify and control sesquiterpene lactone content; not recommended for leave-on products without comprehensive allergen risk assessment; *Saussurea costus* is also CITES Appendix I — most restrictive category, commercial trade essentially prohibited for wild specimens [^1_16][^1_4][^1_20] The EU classifies Saussurea Lappa Root Extract as "permitted". Safety rating: MODERATE.
Is Saussurea Lappa Root Extract allowed in the EU?
Saussurea Lappa Root Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Saussurea Lappa Root Extract do in cosmetics?
Saussurea Lappa Root Extract functions as: Skin conditioning [^1_17][^1_18]. It is classified as a cosmetic ingredient in our database. CAS number: 90106-55-1 [^1_16][^1_17].
What is the Margin of Safety for Saussurea Lappa Root Extract?
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
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