Allantoin Acetyl Methionine

INCI: ALLANTOIN ACETYL METHIONINE

CAS Number
4207-40-3
Function
Antistatic, Skin Conditioning, Skin Protecting, Soothing
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted; not specifically covered by the CIR allantoin complex review (that review covered ascorbate, biotin, galacturonic acid, glycyrrhetinic acid, panthenol, polygalacturonic acid โ€” not acetyl methionine)

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Data gap: not included in CIR final report. Safety is inferred from parent compounds (allantoin + N-acetyl-DL-methionine). Both parent compounds have strong safety profiles, but the complex itself lacks independent toxicological data.

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Concern Level: Moderate

Frequently Asked Questions

Is Allantoin Acetyl Methionine safe in cosmetics?

Data gap: not included in CIR final report. Safety is inferred from parent compounds (allantoin + N-acetyl-DL-methionine). Both parent compounds have strong safety profiles, but the complex itself lacks independent toxicological data. The EU classifies Allantoin Acetyl Methionine as "permitted". Safety rating: GOOD.

Is Allantoin Acetyl Methionine allowed in the EU?

Allantoin Acetyl Methionine EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Allantoin Acetyl Methionine do in cosmetics?

Allantoin Acetyl Methionine functions as: Antistatic, Skin Conditioning, Skin Protecting, Soothing. It is classified as a cosmetic ingredient in our database. CAS number: 4207-40-3.

What is the Margin of Safety for Allantoin Acetyl Methionine?

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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