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206 Results
Type: Article
Section: Research
Magazine
Fullerene Nanoparticles: Power Skin Penetration, Antioxidant Defense
Nanotechnology-based formulas can improve the behavior release of ingredients and their skin penetration. Fullerene nanoparticles, in particular, are useful for ROS scavenging. This review summarizes recent trends in fullerene-containing skin care.
Literature/Data
Patent Picks— Emolliency, Antioxidant, Colorstay and Styling Benefits in Hair
Patent Picks are taken from publicly available sources. This edition features patents related to hair care, including hair styling, conditioning, colorstay and more.
Literature/Data
Safeguarding Squalene: Lemon Myrtle Antioxidant for Pollution Protection and Oleostasis
Squalene becomes easily oxidized when exposed to pollution and UV radiation, which promotes skin inflammation, the production of poor-quality sebum, comedogenesis and wrinkling. Lemon myrtle leaf extract neutralizes squalene oxidation and can protect all ethnic skin types from environmentally induced oily skin, restoring oleostasis.
Literature/Data
Patent Picks—Açai Palm Anti-aging, Sea Fennel and Tomato Healing, Ginger Antioxidant and More
Chosen biweekly for their relevance to personal care, Patent Picks are taken from publicly available sources. This edition features patents related to naturals and botanicals in skin care.
Literature/Data
Patent Picks—Melanin Stimulator, Broad-spectrum Antioxidant, AHA Boost to BHA Solubility and More
Patent Picks are taken from publicly available sources, and cover recent patents issued or patent applications in cosmetics, personal care and peripheral markets. This edition features technologies related to skin care actives.
Literature/Data
Skin Antioxidants
The skin is supplied with an antioxidant defense system that includes enzymatic and nonenzymatic components.
Literature/Data
Alpha-Lipoic Acid and Other Topics
Lin et al report that alpha-lipoic acid is ineffective as a topical antioxidant. This contradicts a previously published study that proposed alpha-lipoic acid as an antioxidant for topical application to protect the skin against ultraviolet photodamage including skin cancer and photoaging changes.
Literature/Data
Lauder Findings on Sirtuins, Stress and Eucalyptus
New findings highlight the importance of sirtuins in skin cell activity, how they relate to environmental signals and circadian rhythm, plus the antioxidant efficacy of eucalyptus.
Literature/Data
Technically Speaking--Resveratrol
Polyphenols are among the botanicals reported to possess substantial anticarcinogenic and antimutagenic activities because of their antioxidant and anti-inflammatory properties. Ajinomoto Omnichem and Estée Lauder disclose topical compositions containing phosphorylated polyphenols1 in combination with a topically acceptable carrier.
Method/Process
Influence of Skin Diffuse Reflectance on Sun Damage and Ingredient Efficacy Measurements
Current in vitro methods to assess photostability and antioxidant activity do not account for the diffuse reflectance of skin. Described here is an in vitro test that addresses this variable, mimics end-use product conditions and models photodamage processes. The approach is employed to determine the efficacy of an antioxidant from the Camellia sinensis (tea) plant.
Literature/Data
TechEdge--Understanding Reactive Oxygen Species
One antioxidant does not address all of the different free radicals that may be formed by an oxidative stress. Thus it is best to use a blend. In selecting antioxidants, a chemist must consider concentration and the effect of synergies or antagonists.
Literature/Data
From Green Tea to Dibenzoylmethane Derivatives
Katiyar et al. have published a review on green tea polyphenolic antioxidants and skin photoprotection. Green tea is consumed as a popular beverage worldwide, particularly in Asian countries such as China, Korea, Japan and India, and it contains polyphenolic compounds known as epicatechins, which are antioxidant in nature.
Testing
Chocolate and Wine: The Perfect Match for Skin?
The
International Journal of Molecular Sciences
had us at "hello" this month, with a new study comparing the phenolic compounds in chocolate (actually, cocoa by-products) vs. wine (okay, grape seed) extracts for antioxidant and anti-inflammatory skin benefits.
Actives
Inside Ingredients: Spin Trap
Spin trap provides antioxidant benefits to the skin, and it can easily be paired with treatments for anti-aging and anti-pollution benefits, among others.
Literature/Data
Comparatively Speaking: Cofactors vs. Coenzymes
Enzymes for DNA repair or Coenzyme Q10 for antioxidant and antiaging benefits have become typical ingredients in today's skin care. Here, industry expert O'Lenick illustrates the difference between cofactors and coenzymes.
Cosmetic Ingredients
Glutathione: A Natural Ingredient With More Cosmetic Benefits Than You Think
Glutathione, a tripeptide composed of the amino acids glutamic acid, cysteine and glycine, is a powerful antioxidant naturally occurring in the human body.
Consumers/Market
Industry Insight: A Turmeric Take on Lip Balm
In this "Industry Insight," Hemali Gunt, Ph.D., head of clinical scientific affairs for Burt’s Bees, discussed turmeric's anti-inflammatory and antioxidant effects and how it was integrated into a healing lip balm, which was shown to improve the product’s benefits. Following is an excerpt adapted from our discussion.
Skin Care
Inside Ingredients: Pumpkin
Pumpkin is widely used in traditional Chinese and Ayurvedic folk medicine as an anti-inflammatory, analgesic, antioxidant and more. Read on to learn more about his humble gourd.
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