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Ultraviolet radiation in the sunlight is able to penetrate the atmosphere and cause cumulative injury to the skin. Clinically the photoaging component of skin aging accounts for the development of sunburn, tanning and wrinkling in sun-exposed areas. In addition, chronic exposure of the skin to UV radiation is a major etiologic risk factor to non-melanoma skin cancers. Recently, dietary polyphenols...
This study investigated the impacts of six dietary polyphenols (phloretin, naringenin, quercetin, epicatechin, chlorogenic acid and rosmarinic acid) on fructose caramelization in thermal model systems at either neutral or alkaline pH. These polyphenols were found to increase the browning intensity and antioxidant capacity of caramel. The chemical reactions in the system of sugar and polyphenol, which...
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