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Recent in Testing (page 4 of 35)

[video] Standardized Test to Assess Anti-irritant, After-sun Gel

While these researchers could not prove the efficacy of the after-sun gel, they did establish the first-known, standardized approach to assess the efficacy of an after-sun product. Learn more from the video.

Lost in Extraction: DNA Reveals the Impact of Filtering on Sand Daffodil Extract Traceability

The authentication and traceability of natural raw materials have been a recent focus in several industries. Here, four specific markers in materials derived from Pancratium maritimum, also known as sand daffodil or sea lily, are examined using DNA barcoding and metabarcoding. Results reveal the plant DNA, and therefore traceability, is largely degraded before entering cosmetic compositions.

Estée Lauder Expands Partnerships with Humane Society, Cruelty Free International

The organizations are working together to “foster meaningful and sustainable change to cosmetic animal testing in countries where it is still practiced or mandated.”

Defending Integrity: Microemulsion to Restore Bleached and Dyed Hair Properties

Unlike skin, hair lacks regenerative properties, so it is important introduce components during bleaching and color treatments that preserve and maintain hair’s structure. The present article proposes a bis-PCA dimethicone solution, which acts via novel bonding mechanisms to impart cumulative strengthening in chemically treated hair.

Grooming Habits: A New Focus for Ethnic Care

Product developers often develop hair solutions for a specific ethnic market; however, fundamentally, hair structures are the same. The present article proposes how grooming habits, along with drastic variations within a single head of hair, should be considered.

[video] Student Poster: The Effects of Blue Light on Skin

Lisa Stevens, of Azelis and the University of Cincinnati, explained her research on the effects of blue light in skin during in the most recent TeamWorks conference and exhibition.

MilliporeSigma’s Antioxidant Standards

These cosmetic standards are used as a vital step in ensuring product safety and performance.

[podcast] Synesthesia Unlocks Experience Design for Consumer Products

"There’s sort of an emerging science here that’s exciting and experiential: we’re moving into a space of experience design that goes beyond a product," says Charles Spence, Ph.D. Learn more from this free podcast series, sponsored by Berjé.

Total Breakdown: Recovering Anti-aging Efficacy After Collagen Fragmentation

When collagen breaks down, the broken fragments can hinder the performance of anti-aging actives over time. This column examines methods by which materials can overcome these aging-related issues in collagen production.

Words from Wiechers: Close to Borderland Science

"Where does cosmetic science stand? Is it normal science, borderland science or non-science, aka, nonsense?" This column discusses the science behind cosmetic claims.

[video] Student Poster: The Use of a Spectrophotometer in Hair Color

According to Elvia Iniguez, who presented a poster at the latest Midwest SCC TeamWorks, "Our job as formulators is to always produce reproducible batches." Her poster explained how to do just that in hair color. Learn more from her video interview.

MilliporeSigma’s Chromolith Columns Enable Sunscreen Analysis

These columns are reportedly ideal for sunscreens and other lotions in order to provide efficient analysis.

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