hydroxyethoxyphenyl butanone
hydroxyethoxyphenyl butanone
HYD
7/10
Concern level
High concern
Hydroxyethoxyphenyl Butanone (also known as ethylzingerone, HEPB) is a synthetic aromatic cosmetic ingredient used primarily as a preservative and skin-conditioning agent. In the EU it is permitted in cosmetic products as a preservative at a maximum use level of 0.7%.
Pore-clogging
Non-comedogenic
Regulatory
No data
Benefits
Antiseptic
Chemical Properties
Molecular Weight
176.26 g/molTypical Concentration
0.10% - 0.70%CAS Number: 569646-79-3
Skin Type Compatibility
dry skin6/10
oily skin7/10
sensitive skin5/10
acne prone7/10
mature skin6/10
normal skin7/10
Interactions
incompatible with: Potentially incompatible with formulations that require strict eye-safety validation, No well-established ingredient-specific incompatibilities are documented; standard preservative-system compatibility testing is recommended
Risks & Warnings
Generally low systemic concern at permitted cosmetic levels, but it may cause mild skin or eye irritation in some users. SCCS noted that more evidence would be needed to exclude eye irritation, and higher concentrations were not considered safe in the reviewed dossier.
Vegan Cruelty-Free
