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May 06, 2003 | 02:00 AM CDT
Polyquaternium-55: A New Force in Styling Products
By: J Dallal, ISP
The author describes a hair styling polymer that has been shown to protect the hair during the stages of styling and provide long-lasting and resilient styling benefits.
May 06, 2003 | 02:00 AM CDT
Surface-Active Phospholipids for Personal Care
By: Anthony J. O'Lenick, Jr., Siltech LLC; Dean Sm…
Natural phospholipids have many cellular functions such as being constituents of cell membranes. Certain types of products based upon phospholipid chemistry offer desirable surfactant properties including foaming, detergency, while others offer outstanding conditioning. The two classes offer the formulator a variety of new options when making cosmetic products.
May 06, 2003 | 02:00 AM CDT
Odor Reception: Structure and Mechanism
By: Steve Herman
Olfaction is a multi-step process involving the odorant molecule, the odor receptor protein, the pockets for odorant ligand docking, and the odor patterns formed by the glumeruli and decoded by the brain.
May 06, 2003 | 02:00 AM CDT
Transition Metal-Induced Oxidation: Implications for Skin Care Products
By: Ratan K. Chaudhuri and Germain Puccetti, Rona/…
Transition metals in the skin affect the skin's pro-oxidation response to external stresses, well-known antioxidants and common chelating agents. The chemistry of transition metal-induced oxidation has implications for the development of skin care product
May 06, 2003 | 02:00 AM CDT
Hydrogenated Polydecences and High-SPF Physical Sunscreens
By: L. Rigano and A. Mezzanotte, Rigano Laboratori…
New methods of micronization and coating of physical filters combined with vehicles containing high amounts of hydrogenated polydecenes provide high-SPF sunscreens that show improvements in photostability, effect-to-dose ratio, and skin substantively.
May 06, 2003 | 02:00 AM CDT
Photostability of Sun Filters Complexed in Phospholipids or Beta-Cyclodextrin
By: Ugo Citernesi, I.R.A Instituto Richerche Appli…
Laboratory tests of three commonly used sun filters show that the filters encapsulated in beta-cyclodextrin show a photostability significantly higher than that of the same filters uncomplexed or complexed with phospholipids.
May 06, 2003 | 02:00 AM CDT
Mango Butter in Cosmetic Formulations
By: Kaustuv Bhattacharya and Vijai K. S. Shukla, I…
The high percentage of tocopherol, phytosterols and triterpenes in mango butter suggests its supplemental use in cosmetics as a source for skin active ingredients.
May 06, 2003 | 02:00 AM CDT
The Wipe: A Carrier of Skin Benefits
By: Lee Ellen Drechsler, Mathias K. Herrlein, Anon…
The authors review the function, history and benefits of wet wipes, and discuss clinical methods of assessing benefits from using wipes to cleanse infant skin and apply sunscreens on children.
May 06, 2003 | 02:00 AM CDT
The South Beach Sunscreen Survey 2001
By: Christopher D. Vaughan, Susan M. Porter, James…
A scientific survey of sunbathers on Miami's South Beach in July 2001 helps answer the questions, "How much sunscreen SPF protection do I need?" and "What are consumers really using?"
May 06, 2003 | 02:00 AM CDT
The Safety Factor in Preservative Efficacy Testing
By: Donald S. Orth, Neutrogena; David C. Steinberg…
The authors explain how preservative efficacy testing is done to determine whether a formula is adequately preserved. Product contamination problems are frequently caused by inadequate preservation.