Sun Care

Earth-friendly Homosalate UV Filter

Jun 13, 2014

Novacyl has introduced its YOSH homosalate UV filter, an oil-soluble material that absorbs in the UVB range and acts as an excellent solvent and booster.

Read the Label Online: Banana Boat Sport Performance Coolzone Sunscreen Lotion SPF 50

Apr 28, 2014Susan Raffy, Susan Raffy Consulting, Inc.

For many, summer is around the corner, and it’s time to break out the sunscreen to protect skin from UV while wearing swimsuits and sports gear.

Symrise Focuses on White Film Reduction, Improved Feel for Sun Care

Apr 8, 2014

During in-cosmetics in Hamburg, Symrise launched SymTio S, a cetearyl nonanoate-coated titanium dioxide for sunscreens, to improve the feel of sun care formulas and reduce the potential for white film forming on the skin.

Efficacy and Elegance in 21st Century Sun Care

Mar 20, 2014Julian P. Hewitt, JPH SunCare Technologies Ltd., Durham, UK; Jennie Teague and Paul Sutcliffe; Vivimed Labs Europe Ltd., Huddersfield, UK

This article discusses formulating strategies to achieve high-SPF sunscreen formulations that are cosmetically elegant and also cost-effective. By carefully choosing actives that complement one another in terms of spectral coverage, and physical and chemical properties, synergistic combinations of relatively inexpensive UV filters can be identified to deliver effective and elegant formulations.

‘Very’ Water-resistant Sunscreens

Mar 20, 2014Luigi Rigano, PhD, ISPE, Milan, Italy

Water-resistance is a key parameter for today’s sunscreens, and there are a number of formulation strategies that can be used alone or in combination to achieve this effect, including: anhydrous formulation, w/o emulsions, film-forming polymers, dissolution of water-insoluble substances with alcohol, low levels of emulsifiers, and entrapping filters in liposomes. These are detailed here.

Encapsulating Hevea brasiliensis for Improved Antioxidant Penetration

Mar 19, 2014Thanaporn Amnuaikit, PhD, and Prapaporn Boonme, PhD; Prince of Songkla University, Songkla, Thailand

This article examines the ability of liposomes to improve the in vitro skin penetration of Hevea brasiliensis extract in a cream, for antioxidant benefits. Additionally, the sensory effects of the liposomes on the cream were assessed.

Dielectric Constant to Develop Clear Sunscreens for Wet Skin

Feb 21, 2014Donald Prettypaul, Diane Kennedy, Anna Gripp and Hani Fares, Ashland Specialty Ingredients

Sunscreen sprays have gained momentum due to their ease of application. However, while they appear clear on dry skin, they often turn cloudy and white when applied to wet skin. Here, the authors present a formulating approach based on the dielectric constant of esters and level of alcohol in formulations to produce anhydrous sprays that appear clear on wet skin.

Dolichos Cell Culture Extract for Protection Against UV Damage

Nov 15, 2013Marida Bimonte, Annalisa Tito, Antonietta Carola and Ani Barbulova, Arterra Bioscience, Naples, Italy; Fabio Apone and Gabriella Colucci, Vitalab srl and Arterra Bioscience srl, Naples, Italy; Mirna Cucchiara, Intercos SpA, Milan, Italy; and Jacqueline Hill, CRB SA, Puidoux, Switzerland

Dolichos biflorus cell culture extract is evaluated here for its effects on skin cells. Results indicate the extract provides strong anti-inflammatory, antioxidant and protective properties for skin, and the ability to repair UV-induced damage. Further, this work reinforces that cell culture systems are efficient biofactories to produce natural and effective compounds.