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Unit 91
The ABC's of Vitamin Enhanced Skin Care
Most of us know that vitamins can work wonders on our skin from the inside. However, many people have yet to realize the benefits of using vitamins on the outside. Below is a simple guide to aid you through the daunting1 maze2 of vitamin-enriched products, while making sure your skin get its recommended daily allowance of beauty.
VITAMIN A: helps with fine lines and wrinkles. As some have learned the hard way, attempting to hide fine lines and wrinkles behind layers of make up is a losing battle. Better to improve the condition of your skin with products containing retinoids -- a class of Vitamin-A derivatives3. However, due to the lower levels of retinoids in some consumer products, it may take a bit longer to see the desired result.
VITAMIN B: A healthy glow, moisture retention4. Vitamins B-3 and B-5 have become popular additions to skin-care products because of their ability to assist in retaining moisture. B-3 is a relatively5 new ingredient on the marketplace but has demonstrated great promise, offering a milder alternative to acidic elements, which some feel is too harsh for their complexions6. B-5 is a more common skin-care additive7, and is widely recognized for its (along with Vitamin E) moisturizing ability. It's also good for those with sensitive skin, as some creams made with Vitamin-E have been known to cause irritation8.
VITAMIN C: Repairs sun damage. Vitamin C has been one of skin-care's hot sellers for the past several years due to its proven effectiveness as an antioxidant. Antioxidants are a critical natural defense9 against "free radicals11", unstable12 molecules13 that age the skin as a result of pollution, smoking and sun exposure. Vitamin C can protect the skin from UV damage caused by prolonged sun exposure by reducing the amount of free radical10 formation. However ,while it can help safeguard against skin damage and reduce discoloration, it should be used in conjunction with ,not in place of, a good sunscreen.
VITAMIN E: Repairs dry, rough skin. Vitamin-E is another powerful antioxidant that is commonly used in lotions14 and creams for its moisturizing ability. Though some of the "miraculous15" healing claims of Vitamin-E supporters have been exaggerated over the years, it is still widely recognized for its proven ability to help retain moisture in the skin.
VITAMIN K: Repairs dark, under-eye circles. Dark circles under you eyes can make you look old beyond your years. And while getting a good night's sleep is always recommended, topical Vitamin-K is a good additional defense against discoloration under the eyes. Often used as a treatment for spider veins16, Vitamin K enters through the pores all the ways to the damaged capillary17 or artery18 and helps to clot19 the blood, thus stopping any seepage20 -- often the cause of dark circles -- and allowing the tissue to heal itself. In addition to K, Vitamin-C is also known for its ability to diminish dark circles, and using a product (or products) containing both vitamins is a good bet.
1 daunting | |
adj.使人畏缩的 | |
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2 maze | |
n.迷宫,八阵图,混乱,迷惑 | |
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3 derivatives | |
n.衍生性金融商品;派生物,引出物( derivative的名词复数 );导数 | |
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4 retention | |
n.保留,保持,保持力,记忆力 | |
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5 relatively | |
adv.比较...地,相对地 | |
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6 complexions | |
肤色( complexion的名词复数 ); 面色; 局面; 性质 | |
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7 additive | |
adj.附加的;n.添加剂 | |
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8 irritation | |
n.激怒,恼怒,生气 | |
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9 defense | |
n.防御,保卫;[pl.]防务工事;辩护,答辩 | |
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10 radical | |
n.激进份子,原子团,根号;adj.根本的,激进的,彻底的 | |
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11 radicals | |
n.激进分子( radical的名词复数 );根基;基本原理;[数学]根数 | |
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12 unstable | |
adj.不稳定的,易变的 | |
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13 molecules | |
分子( molecule的名词复数 ) | |
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14 lotions | |
n.洗液,洗剂,护肤液( lotion的名词复数 ) | |
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15 miraculous | |
adj.像奇迹一样的,不可思议的 | |
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16 veins | |
n.纹理;矿脉( vein的名词复数 );静脉;叶脉;纹理 | |
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17 capillary | |
n.毛细血管;adj.毛细管道;毛状的 | |
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18 artery | |
n.干线,要道;动脉 | |
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19 clot | |
n.凝块;v.使凝成块 | |
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20 seepage | |
n.泄漏 | |
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