Sirtuins and Skin Anti-Aging

Collagen provides the skin with durability and resilience. As collagen production decreases with age, the skin tends to lose firmness and elasticity. Currently, methods used to stimulate collagen production are resurfacing techniques (CO2 laser, microdermabrasion) and retinoid application. However, according to the October 2007 issue of Allure magazine, there is a new way to stimulate collagen production, by prolonging the life of the cells that make collagen, which are called…
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Product Review: L’Oréal Skin Genesis and Lancome Absôlue Premium Bx

Pictured: L’Oréal Skin Genesis ($21.25, Amazon.com) and Lancôme Absôlue Night Cream ($135.00, Macy’s) The new patented ingredient from L’Oréal, the company that owns Lancôme and L’Oréal, is Pro-XylaneTM, which aims to reduce lines and wrinkles by boosting the production of glycoaminoglycans (GAGs) within the skin. According to the October 2007 issue of Allure magazine, L’Oréal scientists found that when Pro-XylaneTM (the company’s name for xylose, a sugar molecule derived from…
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Sodium Hyaluronate Can Hold 1000X Its Weight in Water

Sodium Hyaluronate in Skincare Products

One of my favorite skincare ingredients is sodium hyaluronate, which is one of the natural moisturizing factors (NMFs) found in the skin. Together with lipids, NMFs keep skin from losing water, maintaining skin’s young, smooth, non-flaky appearance. In fact, a 2000 study by Sakai et. al cited by Paula Begoun, “the Cosmetics Cop,” found that a decrease in the lipid and NMF content of the skin leads to surface roughness,…
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How Can You Best Protect Your Skin from the Sun? Your Child's?

Products with avobenzone or oxybenzone should not be used on children. What Are the Different Types of Sunscreen? As described by Dr. Leslie Baumann in Cosmetic Dermatology, there are two different categories of sunscreens: physical sunscreens, which scatter or reflect UV radiation, and chemical sunscreens, which absorb UV radiation and then dissipate the radiation as either heat or light, usually of longer wavelength that does not affect the skin. Pros…
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Sunscreen, Part I: UVA, UVB, and Proper Use

Photo: Plasma connects to different magnetic polarities on the sun. Courtesy Wikipedia. If you can only buy one anti-aging product, then buy a broad-spectrum (UVA/UVB) sunscreen of at least SPF 30, and use it each and every day. Your skin will thank me in twenty years, as UV exposure has been linked to almost every known cause of aging, from free radical release to matrix metalloproteinase formation to DNA damage,…
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Tretinoin, Retinol, and Retinyl Palmitate: The Key to Anti-Aging Success?

  According to Dr. David E. Bank, director of the Center for Dermatology, Cosmetic & Laser Surgery, researchers discovered the anti-aging properties of Retin-A, a prescription topical treatment containing a derivative of vitamin A, in 1985, when it was first used as an acne treatment. Patients reported decrease in the appearance of wrinkles and smoother skin, in addition to a reduction in acne. The active ingredient in Retin-A, tretinoin (brand…
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