The sunscreening effect of urocanic acid

Abstract excerpt

Urocanic acid (UCA), present in the stratum corneum, is a major absorber of ultraviolet (UV) radiation and, on UV exposure, is induced to isomerize from the naturally occurring trans-isomer to the cis-isomer. Cis-UCA has been shown to have immunosuppressive properties, while trans-UCA may act as a natural sunscreen due to its UV-absorbing properties. The photoprotective capacity of UCA was investigated in this...

Topics

Share this publication in a Topic to start or enrich a Post.

• Share to Skin Protection and Aging
• Share to Contact Dermatitis and Allergies
• Share to Dermatology and Skin Diseases