Good Cosmetic Ingredient NOAEL Data

Myristyl Isostearate

CAS Number
72576-80-8
Function
Softener and conditioner
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” CIR Expert Panel concluded safe in present practices of use and concentration when formulated to be non-irritating (assessed under the alkyl esters group)

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

10 study endpoints found for Myristyl Isostearate. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 1000 mg/kg bw/day oral rat oral REACH
NOAEL 1000 mg/kg bw/day oral - oral REACH
NOAEL >=1000 mg/kg bw/day oral rat oral REACH
NOAEL >=1000 mg/kg bw/day oral rat oral REACH
NOAEL 1000 mg/kg bw/day oral rat oral REACH
NOAEL >=1000 mg/kg bw/day oral rat oral REACH
NOAEL 300 mg/kg bw/day oral rat oral REACH
NOAEL >=1000 mg/kg bw/day oral rat oral REACH
NOAEL 1000 mg/kg bw/day oral rat oral REACH
NOAEL 1000 mg/kg bw/day oral rat oral REACH

Expert Verdict

Alkyl ester emollient rated safe by CIR Expert Panel when formulated to be non-irritating; potential for mild comedogenicity warrants consideration in sensitive formulations.

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Concern Level: Low

Frequently Asked Questions

Is Myristyl Isostearate safe in cosmetics?

Alkyl ester emollient rated safe by CIR Expert Panel when formulated to be non-irritating; potential for mild comedogenicity warrants consideration in sensitive formulations. The EU classifies Myristyl Isostearate as "permitted". Safety rating: GOOD. 10 toxicological study endpoint(s) are available in our database.

Is Myristyl Isostearate allowed in the EU?

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

What does Myristyl Isostearate do in cosmetics?

Myristyl Isostearate functions as: Softener and conditioner. It is classified as a cosmetic ingredient in our database. CAS number: 72576-80-8.

What is the Margin of Safety for Myristyl Isostearate?

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.

What is the NOAEL for Myristyl Isostearate?

The NOAEL (No Observed Adverse Effect Level) for Myristyl Isostearate is 1000 mg/kg bw/day based on a oral study via oral route in rat. A total of 10 study endpoints are available. Source: REACH.

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