Heptyl paraben

HeP; p-Hydroxybenzoic acid heptyl ester; formula: C14H20O3; CAS Registry Number: 1085-12-7

The application of heptyl paraben (HeP) as a preservative in cosmetics and food is prohibited in the European Union (EU) since 2014.


  • Student groups with an even number of female and male students at the age of 20 to 29.

Sampling area

Sampling period

1995 - 2012