Contributor Profile

Stefan Hettwer

Job TitleSenior R&D Manager Cosmetic Actives

Company NameRAHN AG


Dr. Hettwer is Senior R&D Manager Cosmetic Actives at RAHN AG since 2015. He studied molecular biology at the Georg-August University in Göttingen, Germany and received his PhD in biochemistry at the University of Cologne in directed evolution of proteins and enzyme kinetics.

Before doing research on cosmetic active ingredients, Dr. Hettwer was working for 14 years in the early stage drug development for neuromuscular diseases and clinical assay development for renal dysfunction.

Conference Sessions

  • Digging in the garden of microflora: a new setup to improve the skin appearance

    Wednesday15:40 - 16:1018 April 2018
    Technical Seminars Theatre 3

    Overproduction of sebum changes the equilibrium of the commensal microflora on our skin. To prevent aggravation of the situation with comedo and acne formation,...

    • Language: English

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