Keratin Amino Acids

INCI: KERATIN AMINO ACIDS

CAS Number
69430-36-0
Function
Antistatic, Hair Conditioning, Skin Conditioning
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR concluded safe in present practices of use and concentration (2016). FDA bovine rule permits keratin from hoofs/horns.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Well-tolerated, unrestricted ingredient. Primary regulatory caution is source verification: human-hair-derived amino acids prohibited in EU unless processed per SCCP protocol.

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Concern Level: Low

Frequently Asked Questions

Is Keratin Amino Acids safe in cosmetics?

Well-tolerated, unrestricted ingredient. Primary regulatory caution is source verification: human-hair-derived amino acids prohibited in EU unless processed per SCCP protocol. The EU classifies Keratin Amino Acids as "permitted". Safety rating: GOOD.

Is Keratin Amino Acids allowed in the EU?

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

What does Keratin Amino Acids do in cosmetics?

Keratin Amino Acids functions as: Antistatic, Hair Conditioning, Skin Conditioning. It is classified as a Cosmetic Ingredient in our database. CAS number: 69430-36-0.

What is the Margin of Safety for Keratin Amino Acids?

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.

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