Silk Amino Acids

INCI: SILK AMINO ACIDS

CAS Number
96690-41-4
Function
Skin Conditioning, Hair Conditioning, Humectant
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR Expert Panel concluded safe in present practices of use and concentration in cosmetics

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Generally well-tolerated; sourced from silkworm (Bombyx mori) โ€” flag for vegan/cruelty-free claims; rare silk protein allergy has been reported in atopic individuals

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Concern Level: Low

Regulatory Flags

eu_children_restricted

Frequently Asked Questions

Is Silk Amino Acids safe in cosmetics?

Generally well-tolerated; sourced from silkworm (Bombyx mori) โ€” flag for vegan/cruelty-free claims; rare silk protein allergy has been reported in atopic individuals The EU classifies Silk Amino Acids as "permitted". Safety rating: EXCELLENT.

Is Silk Amino Acids allowed in the EU?

Silk Amino Acids EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Silk Amino Acids do in cosmetics?

Silk Amino Acids functions as: Skin Conditioning, Hair Conditioning, Humectant. It is classified as a cosmetic ingredient in our database. CAS number: 96690-41-4.

What is the Margin of Safety for Silk Amino Acids?

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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