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Lack of UV-A Protection in Daily Moisturizing Creams
Steven Q. Wang, MD; Jacqueline M. Goulart, BA; Henry W. Lim, MD
Arch Dermatol. 2011;147(5):618-620. doi:10.1001/archdermatol.2010.406
Protection from excessive UV exposure is an important step in preventing skin cancer and photoaging. Motivated by the anti-aging benefits associated with photoprotection, most daily facial cream products (day creams) include UV filters. These products display the sun protection factor (SPF) on the label and claim to have broad-spectrum UV-B and UV-A coverage. Currently, there is no regulatory guideline on the testing and labeling of UV-A protection in sunscreens, and likewise, the degree of UV-A protection in these day creams is unknown. In this study, we report the estimated long-range UV-A1 (340 to 400 nm) protection in popular day creams.
Methods
Twenty-nine facial day creams with claims of broad-spectrum UV coverage were selected on the basis of their sales volume reported on the Web site www.amazon.com. The UV-A protection is estimated based on the concentration and types of . . . [Full Text of this Article]
Results
Comment
AUTHOR INFORMATION
Author Affiliations: Memorial Sloan-Kettering Cancer Center, New York, New York (Dr Wang and Ms Goulart); and Henry Ford Hospital, Detroit, Michigan (Dr Lim).
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