Good Cosmetic Ingredient NOAEL Data

Ethyl Isovalerate

INCI: ETHYL ISOVALERATE

CAS Number
108-64-5
Function
Fragrance
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” GRAS flavor substance

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

4 study endpoints found for Ethyl Isovalerate. 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 12.5 mg/kg bw/day oral rat Subchronic COSMOS_DB
NOAEL >800 mg/kg bw/day oral - oral REACH
NOAEL >800 mg/kg bw/day oral - oral REACH
NOAEL >12.5 mg/kg bw/day oral rat oral REACH

Expert Verdict

Highly flammable; irritating to eyes, respiratory system, and skin at concentrated or undiluted levels; handle neat material with appropriate PPE.

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Concern Level: Low

Regulatory Flags

fragrance-component epa_safer_alternative ifra_fragrance fda_food_additive jecfa_safe

Frequently Asked Questions

Is Ethyl Isovalerate safe in cosmetics?

Highly flammable; irritating to eyes, respiratory system, and skin at concentrated or undiluted levels; handle neat material with appropriate PPE. The EU classifies Ethyl Isovalerate as "permitted". Safety rating: GOOD. 4 toxicological study endpoint(s) are available in our database.

Is Ethyl Isovalerate allowed in the EU?

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

What does Ethyl Isovalerate do in cosmetics?

Ethyl Isovalerate functions as: Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: 108-64-5.

What is the Margin of Safety for Ethyl Isovalerate?

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 Ethyl Isovalerate?

The NOAEL (No Observed Adverse Effect Level) for Ethyl Isovalerate is 12.5 mg/kg bw/day based on a Subchronic study via oral route in rat. A total of 4 study endpoints are available. Source: COSMOS_DB.

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