Recent in Testing (page 6 of 27)

Package Design Research: Your Expression Says it All

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.

Tools of the Trade for Sensory Testing

One challenge in manufacturing is the variance in quality of raw materials; another is the mixing process. Mechanical tests, described here in brief, will quickly identify cosmetics and lotions that should be rejected or reworked.

Tell Me How You Really Feel

Focus groups provide colorful qualitative data that can set up brands for success.

Ansell Addresses Good, Bad and Ugly Science

The good, bad and ugly science behind ingredient "reputations" were addressed by Jay Ansell, of PCPC, during his in-cosmetics N.A.

Kao and Shiseido Tackle Animal-alternative Skin Sensitization Test

Skin sensitization is neither simple nor desired, but options to test and prevent it have relied heavily on animal testing—until now, thanks to Japanese cosmetic giants Kao and Shiseido.

A Sunny Proposition: The Effects of Sun on Hair

While not nearly as well-documented as skin, plenty of literature indicates the sun can have damaging effects on hair.

SPF Testing: Who's Got Their 'Backs?'

"Isn’t it time for governments and industry to standardize an in vitro SPF test to replace human testing?" Karl Laden, Ph.D., of Alpa Cosmetics, asks in this brief commentary. What do you think?

Phthalates Study Raises More Concerns, ‘But Who Cares?’

It’s been a while since a cosmetic ingredient was slandered. To ensure we’re not letting you down, here’s a report on new study examining the negative impact of phthalates.

CIR Gives Certain Keratin, Polymers and More the OK for Safety

The Cosmetic Ingredient Review Expert Panel has made a safety determination on a number of chamomile, polymer, keratin and sulfate ingredients. Some are safe for use at certain levels while two HDI polymers still have insufficient data.

Wet Skin Factor for Sunscreens: An In vitro Method, Part II

Sunscreens designed for application to wet skin are popular in part due to convenience, skipping the drying step completely. In relation, these authors propose a new in vitro test to compare the wet skin factor of sun care products. Here, 20 products were tested and compared according to several conditions in order to define the best parameters for the method.

In vivo Delivery Confirmation: Measuring the Deposition of Salicylic Acid from Anti-acne Face Wash

Measuring the delivery of active ingredients is an important part of the product development process, and particularly desirable are non-invasive, in vivo methods. This work describes the use of fluorescence excitation emission matrices in vivo to measure the deposition of salicylic acid from anti-acne face wash products.

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