近年有关阿胶成分及质量评价研究文献表明，阿胶主要成分为蛋白质水解产生的多肽、多种氨基酸、金属元素及硫酸皮肤素、生物酸等。
The studies indicated that the main compositions of Gelatina Nigra are protein, polypeptides, animo acids, mental elements, dermatan sulfate, biotic acids and so on.
在很辣的红辣椒里，辣椒素的含量惊人，以致于你如果切开辣椒，立刻就会感觉到皮肤上有灼烧痛感。
In very hot chilies, the capsaicin content is so amazing that if you cut the pepper, you will immediately feel burning pain on your skin.
维生素摄入不足能导致坏血病、皮炎或干燥、鳞状皮肤之类的问题。
Not eating enough of vitamins can result in problems such as scurvy, dermatitis or dry, scaly skin.
尽管我们已谈到维生素D和阳光，但是如果你刻意去参加日晒沙龙来摄取阳光到皮肤的话，它会让你感觉到巨大的差别。
Although we talked about Vitamin D and sunlight, it can make a huge difference in how you feel if you go to a tanning salon to get some light on your skin.
维生素摄入不足能导致坏血病、皮肤炎或干燥、鳞状皮肤之类的问题。
Not eating enough of them can result in problems such as scurvy, dermatitis or dry, scaly skin.
在很辣的红辣椒如哈瓦那里，辣椒素的含量惊人，以致于你如果切开辣椒，立刻就会感觉到皮肤上有灼烧痛感。
In hotter chilies, such as habaneros, capsaicin can be felt on the skin if you cut the chili, as it will produce a burning sensation.
雀斑是在人白皙的皮肤上可以看见的小点黑素。
Freckles are small bunches of melanin that are visible on individuals with fair skin.
作为一种生物素的重要来源，鳄梨可以防止皮肤干燥，头发与指甲的开裂。
A good source of biotin, avocados help to prevent dry skin and brittle hair and nails.
如果肌肤里没有充足的生物素，皮肤就会变得干燥、鳞状的。
If you don't have enough biotin in your body, your skin can become dry and scaly.
柑橘类水果还含有生物黄酮素，能够保护皮肤不受紫外线的伤害，并防止细胞坏死。
Citrus also contains bioflavonoids, which protect skin from UV rays and help prevent cell death.
番茄红素还可起到防晒霜的功效，食用煮熟的番茄可成倍提高皮肤的SPF（防晒指数）值，并可稀释血液而有利于心脏。
The lycopene in tomatoes actlike a sunscreen; eating them cooked can quadruple the SPF in your skin. Andthe polyphenols in tomatoes thin your blood naturally, so they’re good for yourheart.
维生素d—你的皮肤把日光转化成维生素d，但是很多人有太阳恐惧症。
Vitamin D — your skin converts sun into vitamin D, but a lot of people have this sun phobia.
某种确定血统的人皮肤中有可以产生很多黑素的基因序列，因此他们的皮肤是黑色的。
People with certain ancestries have the genetic coding to create a lot of melanin in their skin and therefore have dark skin.
它们的作用：使皮肤保持高维生素水平。
阳光是人体合成维生素D的最好方式，但曝露在阳光下同时也会增加皮肤癌风险。
Sunlight is the best source of vitamin D, but exposure to sunlight can also raise the risk of skin cancer.
从粉色到棕色的变化不仅帮助防止了晒伤，而且还让合适数量的阳光穿透皮肤从而把未激活的前体变成维生素d3。
The variation from pink to brown not only helps to prevent sunburn but also allows appropriate amounts of sunlight to penetrate the skin to create the vitamin D3 from its inactive precursors.
红色的食物，如西红柿，西瓜，粉红色葡萄柚含有番茄红素，有助于保护皮肤免受太阳紫外线的侵害。
Red foods such as tomatoes, watermelon and pink grapefruit contain lycopene, which may help protect the skin from the sun's damaging UV rays.
如果我们指望我们的皮肤自己能抵抗紫外线，那么有几种关键的营养素。
If we look at the skin's ability to protect itself from ultraviolet light, there are key nutrients involved in that.
摄入正确的营养素对于修复皮肤以及让新的健康细胞取代已经损坏的细胞很关键。
Getting the right nutrients is vital for repairing skin and getting new healthy cells to replace the damaged ones.
它曾经在欧洲肆虐了好几个世纪，破坏病人的皮肤、关节、肠胃、心脏和大脑。现在通常使用抗生素进行治疗。
Usually curable nowadays with antibiotics, it ravaged Europe for centuries, working on the victim's skin, joints, stomach, heart and brain.
斯蒂芬认为这是由于水果和蔬菜补充了参加实验者的类胡萝卜素的含量，给他们的皮肤增加了更多的金色调。
Stephen believes that is because the fruits and vegetables upped the subjects' carotenoid levels and added more golden tones to their skin.
当然，晒一会太阳对于皮肤中维生素D的合成也是很重要的。
Or course, short periods in the sunlight are also important for synthesizing vitamin D in the skin.
维生素C是身体合成胶原所必须的物质，胶原蛋白能使皮肤紧致有弹性。
Vitamin C is essential for your body to make collagen, the protein that keeps skin firm and elastic.
科学界的共识是,人的皮肤可以通过日晒产生维生素D.而产生的数量并不固定,这取决于人所在地,皮肤的状况,年龄以及其他的因素.
Scientists have long known that vitamin D is a vital nutrient that the skin produces when hit by sunlight. The amount varies, depending on where the person lives, skin pigment, age and other factors.
维生素D，它是当阳光晒到皮肤时生成的，所以叫做阳光维生素。
Vitamin D, the so-called sunshine vitamin because it’s made when sunlight gets your skin.
研究也表明这包维生素会给你健康的皮肤，我就买了它，很有效。
Research has shown as well that this pack give you healthy skin. I bought this and it worked well for me”.
研究也表明这包维生素会给你健康的皮肤，我就买了它，很有效。
Research has shown as well that this pack give you healthy skin. I bought this and it worked well for me”.
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