Is Sargassum Siliquastrum Extract safe in cosmetics?
Sargassum Siliquastrum Extract has a safety rating of "GOOD" in our database. EU status: permitted. US status: restricted.
Good
Cosmetic Ingredient
Sargassum Siliquastrum Extract
INCI: SARGASSUM SILIQUASTRUM EXTRACT [^1_5]
Sargassum Siliquastrum Extract (CAS Not individually assigned (note: fucoxanthin isolated from this species has CAS 3351-86-8) [^1_5]) is a cosmetic cosmetic ingredient functioning as Antioxidant; skin conditioning (source of fucoxanthin carotenoid) [^1_5]. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
Not individually assigned (note: fucoxanthin isolated from this species has CAS 3351-86-8) [^1_5]
View industrial chemical safety profile →
Function
Antioxidant; skin conditioning (source of fucoxanthin carotenoid) [^1_5]
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
restricted
US Notes
Not specifically restricted; included in CIR Brown Algae review — safe in current use
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Sargassum Siliquastrum Extract.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Sargassum Siliquastrum Extract.
Regulatory Flags
plant-extract
Frequently Asked Questions
Is Sargassum Siliquastrum Extract allowed in the EU?
Sargassum Siliquastrum Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Sargassum Siliquastrum Extract do in cosmetics?
Sargassum Siliquastrum Extract functions as: Antioxidant; skin conditioning (source of fucoxanthin carotenoid) [^1_5]. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned (note: fucoxanthin isolated from this species has CAS 3351-86-8) [^1_5].
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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