Beta-Ionone

INCI: BETA-IONONE

CAS Number
79-77-6
Function
Fragrance, Flavoring Substance
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status restricted
🇺🇸 US Status permitted
US Notes Not prohibited or restricted; allowed for cosmetic use; also GRAS as a flavoring substance

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Potential skin sensitizer at high concentrations; fragrance allergen labeling obligations may apply in the EU. A terpenoid ketone with a warm, woody, violet-like odor. Widely used across fragrance, flavor, and cosmetic applications . Produced by BASF and other major suppliers with full REACH registration . One of the most important ionone derivatives in perfumery.

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component ifra_fragrance fda_food_additive

Frequently Asked Questions

Is Beta-Ionone safe in cosmetics?

Potential skin sensitizer at high concentrations; fragrance allergen labeling obligations may apply in the EU. A terpenoid ketone with a warm, woody, violet-like odor. Widely used across fragrance, flavor, and cosmetic applications . Produced by BASF and other major suppliers with full REACH registration . One of the most important ionone derivatives in perfumery. The EU classifies Beta-Ionone as "restricted". Safety rating: MODERATE.

Is Beta-Ionone allowed in the EU?

Beta-Ionone EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Beta-Ionone do in cosmetics?

Beta-Ionone functions as: Fragrance, Flavoring Substance. It is classified as a cosmetic ingredient in our database. CAS number: 79-77-6.

What is the Margin of Safety for Beta-Ionone?

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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