Sea Silt

INCI: SEA SILT (ALSO REFERRED TO AS MARIS LIMUS IN SOME DATABASES)

CAS Number
Not assigned
Function
Skin conditioning, absorbent, cleansing [^1_5]
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted under general cosmetic ingredient provisions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Heavy metal contamination is the primary concern (especially in Dead Sea/marine sediments โ€” test for lead, arsenic, mercury, cadmium); microbiological contamination risk (organic matter in silt); source-dependent composition variability; particle size specification needed

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Concern Level: Low

Frequently Asked Questions

Is Sea Silt safe in cosmetics?

Heavy metal contamination is the primary concern (especially in Dead Sea/marine sediments โ€” test for lead, arsenic, mercury, cadmium); microbiological contamination risk (organic matter in silt); source-dependent composition variability; particle size specification needed The EU classifies Sea Silt as "permitted". Safety rating: GOOD.

Is Sea Silt allowed in the EU?

Sea Silt EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sea Silt do in cosmetics?

Sea Silt functions as: Skin conditioning, absorbent, cleansing [^1_5]. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned.

What is the Margin of Safety for Sea Silt?

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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