Sargassum Thunbergii Extract

INCI: SARGASSUM THUNBERGII EXTRACT

CAS Number
Not individually assigned
Function
Antioxidant; skin conditioning
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Not specifically restricted; part of CIR Brown Algae assessment โ€” safe in present practices

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Arsenic (arsenosugar) contamination typical of Sargassum genus; heavy metals; requires GMP impurity monitoring

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Concern Level: Low

Regulatory Flags

plant-extract

Frequently Asked Questions

Is Sargassum Thunbergii Extract safe in cosmetics?

Arsenic (arsenosugar) contamination typical of Sargassum genus; heavy metals; requires GMP impurity monitoring The EU classifies Sargassum Thunbergii Extract as "permitted". Safety rating: GOOD.

Is Sargassum Thunbergii Extract allowed in the EU?

Sargassum Thunbergii Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sargassum Thunbergii Extract do in cosmetics?

Sargassum Thunbergii Extract functions as: Antioxidant; skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned.

What is the Margin of Safety for Sargassum Thunbergii Extract?

adequate 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.

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