Hydrangenol

INCI: HYDRANGENOL

CAS Number
480-47-7
Function
Skin Conditioning — bioactive dihydroisocoumarin isolated from Hydrangea spp.
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes Permitted — no specific CFR restriction

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

Anti-allergic and anti-inflammatory pharmacological effects documented; structurally related to dihydrocoumarin which showed hepatocellular adenomas in mice at high chronic oral doses; genotoxicity data (Ames, in vitro micronucleus) and dermal irritation/sensitisation data recommended; use-level restriction advisable until margin of safety calculated.

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Concern Level: High

Frequently Asked Questions

Is Hydrangenol safe in cosmetics?

Anti-allergic and anti-inflammatory pharmacological effects documented; structurally related to dihydrocoumarin which showed hepatocellular adenomas in mice at high chronic oral doses; genotoxicity data (Ames, in vitro micronucleus) and dermal irritation/sensitisation data recommended; use-level restriction advisable until margin of safety calculated. The EU classifies Hydrangenol as "prohibited". Safety rating: MODERATE.

Is Hydrangenol allowed in the EU?

Hydrangenol EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydrangenol do in cosmetics?

Hydrangenol functions as: Skin Conditioning — bioactive dihydroisocoumarin isolated from Hydrangea spp.. It is classified as a cosmetic ingredient in our database. CAS number: 480-47-7.

What is the Margin of Safety for Hydrangenol?

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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