There was no positive evidence that any birth defects had arisen as a result of Vitamin A intake.
没有确凿证据表明摄入维生素A会导致先天缺陷。
The bag contained her school gym clothes, a plastic canister with vitamin drinks, and a lunchbox.
袋里装着她学校的体育服、一个装着维他命饮料的塑料水罐和便当盒。
The results of a growing number of studies suggest that even a modest vitamin shortfall can be harmful to your health.
越来越多的研究结果表明，即使是轻微的维生素缺乏也会对健康有害。
Idleness is not just a vacation, an indulgence or a vice; it is as indispensable to the brain as Vitamin D is to the body.
懒惰不仅仅是度假、放纵或恶习；它对于大脑就像维生素D对身体一样不可或缺。
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.
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。
So you turn up to the lab where a white-coated man tells you they are testing the effects of a vitamin injection on vision.
那么你来到实验室有个穿白袍的男人告诉你他们将检验一种维他命注射剂是否会产生幻觉。
Mothers and infants were enrolled in a trial of vitamin a supplementation during which the infants' weight, length and feeding practices were assessed regularly.
这些母亲和婴儿参与了一项维他命补充试验，试验过程中定期评估婴儿的体重、身高和喂养方法。
Mangoes are also a great source of vitamin A. it's best to get this vitamin from food and not from supplements, though, since too much vitamin a can cause health problems [source: iV].
芒果也是一个维生素a的重要来源。我们最好是从食物中获取这种维生素而不要通过补脉，虽然由于太多的维生素a可能会造成健康方面的问题。
Also consider a test if you're a strict vegetarian — you avoid the top food sources of the vitamin.
如果你是一个严格的素食主义者，也去做个检查，因为你的摄食避开了维生素最高的食物。
Unless you are nutritionally deficient, you probably don't need a vitamin supplement and if you do, a simple multivitamin is enough.
除非你营养不良，否则无需补充维生素。而如果你真的有需要，那么一种复合维生素就足够了。
All potatoes are a healthy and tasty choice: naturally fat free, a source of vitamin c, vitamins B1 and B6 and folate.
吃土豆是一个有益于健康而又美味的选择：其含脂量低，富含维生素c、维生素b1、B6和叶酸。
To assess the relationship between the prevalence of vitamin a deficiency among pregnant women and the effect of neonatal vitamin a supplementation on infant mortality.
评估孕妇维生素a缺乏症发生率和新生儿维生素a补充对婴儿死亡率的影响之间的关系。
They say that although carrots are rich in beta-carotene - a building block of flu-fighting vitamin a - sweet potatoes contain nearly twice as much.
专家们还说，虽然胡萝卜富含胡萝卜素——抗流感的维他命a的构成元素之一——红薯中的胡萝卜素含量约是它的两倍。
Parietal cells generate stomach acid as well as a substance called intrinsic factor, which enables a vitamin called B12 to be absorbed further along in the gut.
壁细胞产生胃酸，以及一种叫做内在因子的物质，使得维生素B12能够在肠道里得到吸收。
But she became friendly with a customer who owned a vitamin company and who espoused his belief that everything people touch and feel affects their health.
但是自从马瑞利和一名拥有维生素公司的客户成为伙伴以后，(这家公司老总坚信任何和人类直接接触的产品都有可能成为健康的威胁)她的公司就变得比较环保了。
Folic acid is a precursor of folate, a vitamin found in foods such as spinach and oranges.
叶酸是维生素b的前体，存在于菠菜、柑橘等食物中。
Mangoes are also a great source of vitamin A. it's best to get this vitamin from food and not from supplements, though, since too much vitamin a can cause.
芒果中也含有丰富的维生素a。我们最好是从食物中摄取维生素，最好不要吃补充剂，因为过量的维生素a同样会导致健康问题。
The PET-recycling catalyst, a type of molecule called a carbene, was inspired by vitamin B1, says Stanford chemistry professor Robert Waymouth.
Stanford的化学专家Robert Waymout hPET说，PET循环催化剂，是一种叫卡宾的分子，设计灵感来源于维生素b1。
Half the group was randomly assigned to receive the recommended daily dose of vitamin D (400 international units) plus a 50,000-unit vitamin D capsule once a week.
他们随机地安排半数患者接受维生素D推荐每日用量（400个国际单位）并加服每周一次的50000个单位的维生素胶囊。
But as a clinician sitting in front of a patient I would say vitamin B supplements are fairly safe, they are not expensive and what we have found here is extremely convincing.
但是作为一名坐在病人面前的医生，如果我想告诉他们补充维生素B非常安全，而且很便宜，那么这时我们的研究成果就非常有说法力了。
As you learned from the experimenter after it was finished, you were actually given a shot of adrenaline, not a vitamin preparation.
正如你事后从实验者那了解到的那样，你实际上被注射了肾上腺素而不是维他命。
One cup of kale (boiled, but not overcooked) gives you double the DV for vitamin A. You'll also get some vitamin C, a small amount of B vitamins and a generous amount of calcium.
一杯甘蓝（煮的，但不要煮过头）能带给您一天所需维生素A量的两倍。 您还能获得一些维生素C 和小部分的维生素B，以及大量的钙元素。
In regions where at least 22% of pregnant women have vitamin a deficiency, giving neonates vitamin a supplements will have a protective effect against infant death.
在至少有22%的孕妇存在维生素a缺乏症的地区，让婴儿服用维生素a补品将可以起到预防婴儿死亡的作用。
It gets harder to absorb vitamin B12 from food as you age, and a serious deficiency can look a lot like Alzheimer's disease.
随着年龄的增加，从食物中吸收维他命b 12变得更加困难，B12的严重不足会使你看起来像是患有老年痴呆症。
They were 50 percent less likely to catch a cold if they took a daily dose of vitamin c.
如果这些人每天食用一定剂量的维生素，他们得感冒的几率会降低50%。
If you need a boost, a vitamin-rich piece of fruit, a yogurt, or a small handful of nuts is more satiating and less expensive!
如果您需要充实一下精力，那富含维生素水果、酸奶或者一小捧坚果就能满足您的要求，而且花费更低！
If you need a boost, a vitamin-rich piece of fruit, a yogurt, or a small handful of nuts is more satiating and less expensive!
如果您需要充实一下精力，那富含维生素水果、酸奶或者一小捧坚果就能满足您的要求，而且花费更低！
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