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Your Hair on Acid: The Influence of Carboxylic Acids

Carboxylic acids are growing in use to alter hair's properties from the inside out. This column explores the efficacy of these materials and presents possible explanations for their effectiveness.

Good Vibrations: Spectroscopic Imaging to Visualize the Delivery of Actives

Understanding how actives are delivered is essential to product development and to provide scientific data in support of a product’s efficacy. Vibrational imaging spectroscopy is shown here to enable the visualization of the penetration of cosmetic actives into skin, hair and nails.

Latin Americans Need Better Sunscreens

Consumers need extra photoprotection in Latin America. Why? Marcelo de Paula Corrêa explains.

Testing Tactics in Skin: Targeting Senescent Cells for Anti-aging

Senescent cells that accumulate in the skin can deteriorate its functioning and accelerate the aging process. These cells can be targeted by active ingredients in skin care to delay the effects of aging.

SGS Makes Disruptor Detection Easy

Finished formulas no longer need the full lab workup to confirm the presence or absence of estrogenic disruptors.

Upcycled Melon Holds Functional Food, Cosmetic 'Appeel'

Food waste has made its way into the cosmetic category, and for good reasons—the remnant seeds and peels offer bonus benefits.

Could Bakuchiol Be Retinol's Match?

Anti-agers may have a new play in the wrinkle-reduction game. Bakuchiol was shown in a recent study to match the established benefits of retinol.

Henkel Phenion Model Allows 3D Raw Material Testing

The model can be utilized in Henkel's 3D Skin Comet Assay to investigate the potential genotoxicity of raw materials.

[video] Dry Shampoo Efficacy: A Clinical Study

According to Julie Fichot, Ph.D., of Church & Dwight, not all dry shampoos are created equally. In this video interview, she presents efficacy and sensory findings from clinical and consumer studies of the Batiste product. Watch now!

Words from Wiechers: The Power of Suggestion

In this edition of our Words from Wiechers series, the late author explains the power of belief in product efficacy—and why products should be evaluated based on the perceived value they deliver to consumers.

Animal-free Test Detects CLP 1A and 1B Allergens with High Accuracy

A new animal-alternative, biomarker-based in vitro test from SensaGen has been shown to successfully identify and classify CLP Class 1A and 1B chemical sensitizers with 82% accuracy.

Is Your Microbiology Lab FDA-compliant? Part II: Cultures, Growth Media, Reagents and Testing

This two-part article provides an overview of areas relevant to the U.S. Food and Drug Administration’s (FDA’s) inspection of cosmetic microbiology laboratories. Part 1 covered personnel, facilities and equipment, test materials and procedures, and documentation. Part 2 addresses microbial cultures and growth media, biochemical reagents, test procedures and more.

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