Nanomaterials are at the leading edge of the emerging field of nanotechnology. Their
unique and tunable size-dependent properties (in the range 1–100 nm) make these …

Direct sun exposure is one of the most aggressive factors for human skin. Sun radiation
contains a range of the electromagnetic spectrum including UV light. In addition to the …

Summary Oxybenzone (Benzophenone‐3) is an emerging human and environmental
contaminant used in sunscreens and personal care products to help minimize the damaging …

During the last few years, research on toxicologically relevant properties of engineered
nanoparticles has increased tremendously. A number of international research projects and …

Skin damage from exposure to sunlight induces aging-like changes in appearance and is
attributed to the ultraviolet (UV) component of light. Photosensitized production of reactive …

Introduction to Cosmetic Formulation and Technology An accessible and practical review of
cosmetics and OTC drug-cosmetic products In the newly revised second edition of …

Many agents affect the transmission of ultraviolet light to human skin. These include
naturally occurring photoprotective agents (ozone, pollutants, clouds, and fog), naturally …

We use action spectra published by the International Commission on Illumination to
examine diurnal, seasonal and latitudinal variations in erythemally weighted (sunburning) …

Brazil is a country of continental dimensions with a large heterogeneity of climates and
massive mixing of the population. Almost the entire national territory is located between the …

Photoprotection is an effective method for preventing damaging effects from ultraviolet
radiation (UVR). Photoprotection is accomplished through the use of sunscreens, protective …