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Sun Care
New in Sun Care (page 23 of 26)
Apr 26, 2006 | 11:25 AM CDT
Frequency of Use of Organic UV Filters as Reported to the FDA
By: David C. Steinberg, Steinberg & Associates
The author reports on frequency of use of 17 organic UV filters in nearly 18,000 formulations voluntarily reported to the United States government as of May 2003.
Apr 26, 2006 | 11:21 AM CDT
Safety and Efficacy of Microfine Titanium Dioxide
By: Rainer W. Christ, CIC GmbH
Modern microfine TiO2 products attenuate both UVA and UVB. The ingredient is practically chemically inert and “non-penetrating” and can be regarded a safe cosmetic raw material.
Apr 26, 2006 | 11:17 AM CDT
Determination of the In Vitro SPF
By: M. Pissavini and L. Ferrero, V. Alard, U. Hein…
A ring test at six European test centers showed that SPF evaluations with good reproducibility and comparability could be obtained by an in vitro protocol measuring either transmittance or erythema-effective irradiance of product samples applied on PMMA plates.
Apr 26, 2006 | 11:13 AM CDT
Controlling the Spreading of Sunscreen Products
By: Christopher D. Vaughan, Susan M. Porter and Sh…
Spreading control agents used in the formulation of topically applied drugs, especially sunscreens, provide a method to control dosage and improve effectiveness. These materials have recently begun to solve the problem of insufficient product application in actual use.
Apr 26, 2006 | 11:09 AM CDT
Sunscreen Formulas With Multilayer Lamella Structure
By: Timothy Gao, PhD, Jung-Mei Tien and Yoon-Hee C…
The multilayer lamellar structure in sunscreens containing phosphate emulsifiers plays key roles in the emulsion rheology and in enhancing deposition of sunscreen oil on skin surface, thereby improving the SPF water wash resistance.
Apr 26, 2006 | 07:25 AM CDT
Sun-Tanning Oil with Natural Insect Repellent
The following formula is a tanning oil that repels insects.
Apr 24, 2006 | 11:34 AM CDT
Chinese Medicinal Plants Up-Regulate Melanin Biosynthesis In Vitro
By: Wu Keke and She Jianrong, Department of Chemic…
Experiments based on UV absorption measurements show that water extracts of several Chinese medicinal plant materials are able to up-regulate the biosynthesis of melanin in vitro.
Apr 18, 2006 | 08:42 AM CDT
BEMT: An Efficient Broad-Spectrum UV Filter
By: Sebastien Mongiat, Bernd Herzog, Cyrille Desha…
Efficient broadspectrum UV protection is provided by bisethylhexyloxyphenol methoxyphenyl triazine (BEMT), an oil-soluble, photostable UV absorber that offers improved UVA protection and synergy with UVB filters.
Apr 18, 2006 | 08:25 AM CDT
Cell Adhesion: A New Approach to Tissue Protection
By: Laetitia Moreau, Sylvie Bordes, Maud Jouandeau…
The authors studied the effect of UV on cell adhesion and expression of fibroblast integrins–two factors on which skin firmness depends. An Oryza sativa extract reduces the UV effect on these factors.
Apr 13, 2006 | 10:32 AM CDT
DSM Presents Ubiquinone
DSM Nutritional Products introduced its ubiquinone ingredient at the Midwest chapter SCC TeamWorks conference and exhibition.