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New in Method Development/Validation (page 190 of 200)
Jun 04, 2012 | 03:31 PM CDT
By: Katie Anderson (Schaefer), Cosmetics & Toiletr…
Like most methods of hair removal, chemical depilation is known to cause skin irritation. This can be concealed on the body but it is much more noticeable on the face, posing a challenge for women who wish to conceal their depilation efforts, as well as formulators creating chemical depilatories. Siân Morris, PhD, and her R&D team at Procter & Gamble (P&G) believe they solved this dilemma.
Jun 04, 2012 | 03:24 PM CDT
By: R. Gopaul; D.G. Kern; H.E. Knaggs, PhD; and J.…
A blend of Narcissus tazetta bulb and Schizandra chinensis fruit extracts was developed for anti-aging benefits and tested for efficacy on a human skin equivalent. Results indicate it regulates the functions of youth gene clusters by increasing the activities found in younger skin and reducing the activities found in aging skin specific to structure, hydration, cellular proliferation and pigmentation.
Jun 04, 2012 | 03:16 PM CDT
By: S. Peter Foltis, L’Oréal USA, Clark, NJ, USA
Self-tanning preparations are becoming increasingly important for consumers desiring a tanned look without exposing themselves to undue harm. The present article reviews DHA and other self-tanning active ingredients and their mechanisms of action. Formulating hallenges such as stability and ingredient interactions are discussed, as well as the evaluation and regulation of self-tanning products.
Jun 04, 2012 | 03:11 PM CDT
By: Jill B. Costa, PhD, Bell Flavors and Fragrance…
Outdoor, indoor and self-tanning products have different usage profiles, thus fragrancing each product type has special considerations with respect to the overall fragrance structure and the types of characters that work best. The present article reviews fragrance structure and discusses specific considerations for each product type to assist formulators in designing successful sun care products.
Jun 04, 2012 | 03:03 PM CDT
By: David C. Steinberg, Steinberg Consultants
On March 11, 2003, the European Union (EU) published the 7th Amendment to its Cosmetic Directive 76/768/EEC. Among the changes was the addition of the 26 popular fragrance ingredients to the Annex III “List of Substances Which Cosmetic Products Must Not Contain Except Subject to the Restrictions Laid Down.” These are now commonly referred to as the EU Fragrance Allergens.
Jun 04, 2012 | 02:56 PM CDT
By: Y. Zheng, MD, PhD, Third Affiliated Hospital o…
Previous studies demonstrate that skin buffering capacity can be measured in vitro by applying several concentrations of hydrogen chloride (HCl) and sodium hydroxide (NaOH) on skin and evaluating the pH change pre- and post-dosing. Here, the authors employed this technique to evaluate the buffering capacity of skin layers including intact SC, denuded SC and dermis skin samples.
Jun 04, 2012 | 02:42 PM CDT
By: Katerina Steventon, PhD, FaceWorkshops
Although market trends for sun protection might make consumers believe otherwise, many younger individuals continue to desire and pursue tan skin. This is regardless of the awareness for the relationship between sun exposure and melanoma, and strong prevention messages in the media.
Jun 04, 2012 | 02:12 PM CDT
By: Susan Raffy, Susan Raffy Consulting
“The first antiperspirant made entirely from ingredients from nature,” is a pretty strong claim for a product category that is well-established; but without comparing it to every other antiperspirant on the market, one cannot definitively say whether it is the “first” or not.
Jun 04, 2012 | 01:05 PM CDT
Wacker showcased a new generation of aminofunctional film-forming silicone emulsions for hair care applications at this year’s FCE Cosmetique in São Paulo, Brazil.
Jun 04, 2012 | 12:50 PM CDT
Brendan Cummins, former chief executive officer of Ciba Specialty Chemicals, has been elected to Ashland Inc.'s board of directors.