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Method Development/Validation

New in Method Development/Validation (page 8 of 200)

Feb 25, 2014 | 04:36 PM CST

NPD Reports Eye-catching Numbers for US Prestige Eye Makeup Sales

By: Abby Penning

Mascara, eye shadow and eye liner dollar sales in the U.S. prestige category all increased 7% in 2013 dollar sales, while eye brow product jumped an impressive 29% for the year.

Feb 24, 2014 | 12:58 PM CST

Collagens I and III, and Elastin Activation for Anti-aging

By: D. Auriol and G. Redziniak Libragen; and H. C…

As an alternative to semi-invasive facial rejuvenation techniques, the authors developed an active ingredient to reactivate senescent fibroblasts by stimulating metabolic pathways for collagens I and III, and elastin. The biological activity of the resulting ingredient is investigated here using in vitro models, ex vivo explants and human volunteers.

Feb 24, 2014 | 10:43 AM CST

New Findings and the Impact of Infant Skin Microbiota on Product Development

By: Georgios N. Stamatas, PhD; and Kimberly Capone…

Recent studies demonstrate that the skin microbiome of infants actively changes during the first year of life, along with evolutions in skin structure, biochemical composition and function. These dynamics in the development of a healthy skin microbiome must be taken into consideration when designing products for baby skin care.

Feb 24, 2014 | 09:06 AM CST

Skin Aging Characteristics of Russian Women

By: Eve Merinville; Gemma Z. Grennan; Vlad Golouni…

There appear to be no published studies on facial aging in Russian women, despite clear interest from the industry in this market. In order to formulate products, it is necessary to understand the end consumer. This article therefore explores a recent study of 203 Russian women and describes their aging specificities versus other, more studied Caucasian populations.

Feb 21, 2014 | 03:24 PM CST

Armoring Enamel: New Paradigms for Combating Dental Decay

By: Steven Isaacman, PhD, and Michael Isaacman, Ph…

To protect enamel, new mechanisms in classic oral care continue to be uncovered, while modern advances mimic and enhance natural protective systems. New approaches to enamel repair include augmenting natural remineralization by creating reservoirs of ions and applying saliva biomimetics. Such technologies, described here, represent significant advances for repairing and protecting teeth noninvasively.

Feb 21, 2014 | 03:01 PM CST

Under-eye Elasticity Through Film-forming with Betty Yu, PhD

By: Katie Anderson, Cosmetics & Toiletries…

Betty Yu, PhD, and her team at Living Proof have entered the skin care market with a flowable silicone polymer technology that cross-links upon activation to form a breathable, invisible film designed to contour and tighten the eye area, reducing the appearance of under-eye bags.

Feb 21, 2014 | 02:49 PM CST

Devices Creating New Mega Beauty Category

By: GCI Editors

According to Diagonal Reports, as reported on, devices have created a mega category, transforming the skin care market and consumer behavior just as the electric toothbrush and flat iron changed oral care and hair styling. Technology has provided new “red carpet” standards for skin care—i.e., the wow factor.

Feb 21, 2014 | 01:25 PM CST

Measuring the Water Content of Hair

By: Trefor A Evans, T.A Evans LLC

Consumers have demonstrated a clear desire for hair that isn’t “dried out” while also demonstrating a clear distaste for the effects of high humidity on hair. To find the balance in creating products, it is necessary to have an accurate means of measuring hair’s water content. This article describes equipment used to perform this task while highlighting experimental variables that can produce suspect results and lead to incorrect conclusions.

Feb 21, 2014 | 12:41 PM CST

Hypersensitive Skin: Classification and Potential Risk from Cosmetic Formulations

By: Nava Dayan, PhD Dr. Nava Dayan LLC, Fair Lawn…

Considering the potential for reactions between cosmetics and hypersensitive skin, the present article will focus on this skin type; first by outlining mechanisms of type I and IV hypersensitization, then by focusing on type I immunogenic vs. non-immunogenic urticaria. Potential urticariogens in cosmetics are considered, and suggestions for future direction are given.

Feb 21, 2014 | 10:40 AM CST

Preserving with Methylisothiazolinone

By: Chris Flower, PhD and Emma Meredith, PhD, The …

Methylisothiazolinone (MI or MIT), a preservative used in cosmetics and other household products, has recently been in the news. MI was approved in Annex V as a cosmetic preservative up to 0.01%; however, after dermatologists found it to be a possible allergen, its safety was again reviewed by the SCCS.