Recent in Method Development/Validation (page 1 of 2)
Apr 19, 2017
As it turns out, on skin, the more "bugs," the better; and cosmetics could be negatively affecting their diversity. New research from the UK compared microbiomes to set a "healthy skin standard," against which the effects of products can be measured, in the future.
Mar 27, 2017 | Peter Landa* and Samuel Gourion-Arsiquaud, Ph.D., TRI-Princeton, Princeton, NJ
The deposition, delivery and penetration of actives are key to the success of skin care products and consequential to their efficacy. This paper explores ATR-FTIR imaging to compare the penetration of actives into skin via two application methods and their impact on skin hydration.
Feb 24, 2017 | John Jiménez and Mauricio Guzmán Alonso, Belcorp, Tocancipá, Colombia
In cosmetics, soft focus refers to the blurring of light to immediately correct the appearance of wrinkles and skin imperfections. This parameter can be affected by the refractive index of the emollients used, as well as formula volatility and the dispersion of fillers. The use of eye tracking, described here, can help the formulator quickly select the best-performing formulas.
Dec 6, 2016
Pheomelanin is the red/blond pigment. Its presence has been associated with an elevated risk of melanoma. However, a new technique has been developed to visualize it, which could serve as an early indicator.
Nov 22, 2016
Want faster hair adsorption? Lower the temperature. As least, that's what one study with a corn-derived biosurfactant, from the Royal Society of Chemistry, showed.
Sep 27, 2016
3D-printed skin samples demonstrate the full potential of a product's efficacy, as AMA Labs explained during in-cosmetics North America.
Sep 20, 2016
A thesis study is under way at Clemson University to develop dynamic test methods that evaluate consumer facial expressions in reaction to packaging designs in a new way: in situ.
Sep 12, 2016 | Denise Herich, The Benchmarking Company
Focus groups provide colorful qualitative data that can set up brands for success.
Mar 10, 2016
Laboratoires Expanscience introduced Macaline, its first cosmetic active ingredient with slimming properties including draining and firming.
Nov 23, 2015
Ashland integrated its research and development facilities across the world to measure the performance of its ingredients portfolio based on consumer populations in major markets.
Sep 29, 2015 | Jeffrey Martin, Ph.D.
The aim of this article series is to properly define and differentiate yield stress from high viscosity, as well as develop a method for assessing whether a sample has a yield stress. In addition, it will illustrate how to determine the amount of yield needed for a given application.
Aug 26, 2015 | Michelle M. Niedziela, Ph.D.†, Erin Carbone†, ‡ and Bill Thau†; † HCD Research, Flemington, NJ and ‡ University of Pittsburg, Pittsburg, PA
By measuring the non-conscious consumer response to products, concepts and before/after results, it is possible to make decisions for product development and marketing, as well as develop product claims. These possibilities are discussed in this three-part series, as are two case studies.