The effective use of sunscreens to enhance cosmetic functionality requires an understanding of the need for sunscreen protection in terms of the solar radiation environment and current knowledge of the damaging effects of sunlight on human skin. In addition, the number of available active ingredients is limited, and procedures for sunscreen performance evaluations are complex. The currently nebulous restrictions on sunscreen label claims present challenges in formulating combination products. The purpose of this chapter is to provide an understanding of the state of the art of sun protection to facilitate development of innovative multifunctional products incorporating sun protective ingredients.
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Rosacea and Eczema are two skin conditions that are fairly commonly found throughout the world. Each of them is characterized by different features, and can be both discomfiting as well as result in undesirable appearance features. In a nutshell, theyre problems that many would want to deal with.