Good Cosmetic Ingredient NOAEL Data

Phenethyl Isovalerate

INCI: PHENETHYL ISOVALERATE

CAS Number
140-26-1
Function
Fragrance (perfuming agent); floral/fruity odor profile
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes FEMA GRAS; not restricted by FDA

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

5 study endpoints found for Phenethyl 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 1000 mg/kg bw/day oral rat oral REACH
NOAEL 500 mg/kg bw/day oral rat oral REACH
NOAEL 1000 mg/kg bw/day oral mouse oral REACH
NOEL 25 mg/kg bw/day oral rat oral REACH
NOAEL 870 mg/kg bw/day oral rat oral REACH

Expert Verdict

Negative in BlueScreen genotoxicity assay; not PBT; PEC/PNEC < 1 for EU and NA

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Concern Level: Low

Regulatory Flags

fragrance-component ifra_fragrance fda_food_additive jecfa_safe

Frequently Asked Questions

Is Phenethyl Isovalerate safe in cosmetics?

Negative in BlueScreen genotoxicity assay; not PBT; PEC/PNEC < 1 for EU and NA The EU classifies Phenethyl Isovalerate as "permitted". Safety rating: GOOD. 5 toxicological study endpoint(s) are available in our database.

Is Phenethyl Isovalerate allowed in the EU?

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

What does Phenethyl Isovalerate do in cosmetics?

Phenethyl Isovalerate functions as: Fragrance (perfuming agent); floral/fruity odor profile. It is classified as a cosmetic ingredient in our database. CAS number: 140-26-1.

What is the Margin of Safety for Phenethyl 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 Phenethyl Isovalerate?

The NOAEL (No Observed Adverse Effect Level) for Phenethyl Isovalerate is 1000 mg/kg bw/day based on a oral study via oral route in rat. A total of 5 study endpoints are available. Source: REACH.

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