1. α-Lipoic Acid Is Ineffective as a Topical Antioxidant for Photoprotection of Skin1 
Jing-Yi Lin, Fu-Hsiung Lin, James A. Burch, M. Angelica Selim, Nancy A. Monteiro-Riviere, James M. Grichnik, Sheldon R. Pinnell 
Journal of Investigative Dermatology 
Volume 123, Issue 5, Pages (November 2004)
DOI: /j X x
Copyright © 2004 The Society for Investigative Dermatology, Inc Terms and Conditions

2. Figure 1
Topical α-lipoic acid is not photo protective. Colorimeter (a) and sunburn cell (b) data from untreated skin and skin treated with 5%α-lipoic acid or a commercial formulation of α lipoic acid.
Journal of Investigative Dermatology  , DOI: ( /j X x)
Copyright © 2004 The Society for Investigative Dermatology, Inc Terms and Conditions

3. Figure 2
Topical α-lipoic acid does not supplement photoprotection provided by topica vitamins C+E. Colorimeter (a) and sunburn cell (b) data from untreated skin, skin treated with 5% vitamin C and 1% vitamin E, or skin treated with 5% vitamin C and 1% vitamin E and 5%α lipoic acid.
Journal of Investigative Dermatology  , DOI: ( /j X x)
Copyright © 2004 The Society for Investigative Dermatology, Inc Terms and Conditions