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154 Results

Section: Testing > Efficacy

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Patent Pick: Lessons in Layers for Skin Benefits

It's December now, and half the world is about to enter the winter season. The experts teach us it's best to dress in layers—not unlike a new patent application from P&G, which describes layering ingredients for skin benefits.

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Conscientious Claims in Hair—Consumer Perception Before Formulation

The author proposes first fully developing claims that address consumer perception to simplify formulating and ensure products pass acceptance tests. The hair care industry is constantly changing, as are its product claims—the latest of which are reviewed here in the context of science vs. consumer language.

Literature Review: Damage, Growth and Conditioning in Hair

This survey of recent literature relates to assessing hair damage, reducing dye allergy, increasing and inhibiting hair growth, cleansing and conditioning hair, and more. The papers are presented as food for thought in the early stages of the product development process, and may warrant deeper investigation.

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[video] Valorizing Ingredient Efficacy: On Location with Sederma

In addition to 2D models, Sederma's 3D skin equivalent and other customized models, e.g., to measure pollution, pigmentation, etc., make links between ex vivo and in vivo results, bringing results closer to reality. Learn more in this behind-the-scenes look. Watch now.

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Can You Promote ‘All-natural’ With Synthetic Ingredients?

The FTC determines companies can’t promote their personal care products as “all natural” if they contain any synthetics, such as dimethicone and phenoxyethanol.

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[NYSCC Suppliers’ Day 2017] INOLEX Showcases Alternative Preservatives

In an effort to develop safe products for skin, while also remaining cost-friendly and staying green, INOLEX featured a number of alternative preservatives at NYSCC Suppliers' Day 2017.

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Testing Tactics in Skin: Keratinocytes as Sensory Nociceptors

Humans value senses of touch and warmth while enjoying their surroundings but pain and itch are also part of this experience. The present column explores Transient Receptor Proteins (TRPs), how they sense pain and itch, and their potential application in skin care and anti-aging products.

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Researchers Uncover Role of Exosome in Hair Growth

Scientists from SILAB and the French National Institute of Health and Medical Research have uncovered a communication pathway between dermal fibroblasts and the dermal papilla that could stimulate the regrowth of hair.

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Binding Force: Natural Oxidized Keratin Internalizes Hair Repair

Bond multipliers have been developed to protect and repair hair. One in particular is a novel natural keratin alternative. Here, it is shown to retain fiber flexibility and protect and repair hair by binding intermediate filament proteins within the fiber.

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Low pH Enhances Niacinamide-induced Cellular Autophagy

P&G researchers have published findings about the effects of pH on the ability of niacinamide to induce autophagy markers in skin.

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Kao Takes the Heat Off Infrared-exposed Skin

By focusing on principle factors related to light wave interference, Kao researchers have identified a means to selectively block the NIR wavelength.

Carolina Lourenco receives award on behalf of Symrise

German Wool Institute Awards Symrise for Hair Damage Findings

"This award will definitively have an impact on the visibility and credibility of Symrise as a major player in hair research and product development for our customers.”

Biomimetic vs. Traditional Skin Moisturization: An In vivo Comparison*

To alleviate skin dryness, humectants and occlusive substances are traditionally used, mostly in combination. A third, relatively recent approach is biomimetic, i.e., active ingredients with lamellar structure containing skin-identical lipids. The aim of this study was to determine whether a biomimetic cream could deliver superior moisturization to human volunteers, compared with a conventional moisturizer containing petrolatum and mineral oil.

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Claims: The Lifeline to Product Success in the Marketplace

Les Smith, C&T scientific advisor, offers his insights on recent trends in claims substantiation and its direct impact on the role of the cosmetic formulator.

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Editor's Note: A Peek into Bath and Shower Care

This month, we peek into the bath/shower scene—in a wholesome way, with a focus on issues fundamental to bath and body care. From sensory experiences, and cleansing and protecting skin, to reducing shine and acne, and more. We even spritz in a fragrance refresher.

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Jojoba Oil Found to Stabilize Carrier Oils—Including Hemp

Recent testing found jojoba oil to provide stability in formulations based on several other oils.

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A New Intersection: Could Anti-pollution Mean Anti-acne?

Anti-acne and anti-pollution have something in common: inflammation. Could this crossroads of two market segments align to forge a new path forward? A recent study suggests so.

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Zombie Hair and Insights from the Living-dead Connection

"How can we create a synergy between the living and dead part of hair to give consumers the best results? We manipulate the living to improve the dead,” said Thomas Dawson, Jr., Ph.D., during the TRI-Princeton 8th International Conference on Applied Hair Science.

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