Recent in In vitro (page 5 of 5)

Improved UV Testing to Prevent Product Degradation

Atlas Material Testing Technology has launched the fourth generation of its SUNTEST CPS+ with improved features such as improved quality of light, an easier viewed larger display panel, eight user languages and two pre-programmed test methods.

Detecting Estrogenic Endocrine Disruptors in Personal Care Products and Supplements

Endocrine disruptor chemicals (EDCs) are a class of chemicals that has raised alarm for being linked to a wide variety of detrimental effects on human and wildlife populations, e.g., cancers, precocious puberty and obesity. Thus, there is a need to test personal care products and supplements for EDCs, which can be accomplished using the validated bioassay described here.

Stability Testing

Cosmetic companies support and conduct stability study programs because it is good business. Any improvement in stablity of a product is important for product performance, consumer satisfaction and economics.

Permeation Method Developed As Alternative to Franz Cell

Pion Inc. has introduced a test method that predicts the permeability of drugs and dermal formulations through the human skin without the cost and low throughput restrictions of the Franz cell chamber.

Large-scale Screenings of Botanical Ingredients: Challenges and Opportunities

Botanical ingredients are interesting for their unique and complementary chemical diversities yet they are criticized for these very traits, which make quality assurance, reproducibility and good phytochemical characterization—required for successful high throughput screening, difficult. This article discusses these challenges as well as the benefits of large-scale screenings of botanical extracts that are currently used or developed for cosmetic product development.

Hair Color Vibrance Factor to Characterize Shine and Color Intensity*

To evaluate the comprehensive effects of shine and color intensity in hair, a hair color vibrance factor has been developed to enable new claims for hair dye formulas and after-dye treatments. Experimental results described here show how varying the ingredients in shine spray and hair dye formulas affect this factor and correlate with subjective panelist assessments.

Can't find what you're looking for? Try searching, or looking through past issues.