Methylsilanol Hydroxyproline Aspartate

INCI: METHYLSILANOL HYDROXYPROLINE ASPARTATE

CAS Number
Not assigned (China CFDA lists CAS as "0")
Function
Skin conditioning
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” both amino acid moieties are endogenous; no CFR restrictions

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

Absent CAS number is a significant regulatory documentation gap; dual amino acid conjugate with no independent published safety data; CFDA permits at 100% max suggesting low concern, but lack of formal assessment is a flag

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Concern Level: Moderate

Frequently Asked Questions

Is Methylsilanol Hydroxyproline Aspartate safe in cosmetics?

Absent CAS number is a significant regulatory documentation gap; dual amino acid conjugate with no independent published safety data; CFDA permits at 100% max suggesting low concern, but lack of formal assessment is a flag The EU classifies Methylsilanol Hydroxyproline Aspartate as "permitted". Safety rating: MODERATE.

Is Methylsilanol Hydroxyproline Aspartate allowed in the EU?

Methylsilanol Hydroxyproline Aspartate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Methylsilanol Hydroxyproline Aspartate do in cosmetics?

Methylsilanol Hydroxyproline Aspartate functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (China CFDA lists CAS as "0").

What is the Margin of Safety for Methylsilanol Hydroxyproline Aspartate?

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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