可知,建 议我们每天在阳光下大约15分钟,故选D。 【42题详解】 主旨大意题。根据 “Where can a person get this very important vitamin?”可知,第三段主要告诉我们可以从 哪里得到维生素D,故选B。 C Bicycles have long been a kind of transport in China. In the past, only a small group of peop...
(Although some vitamin A is needed for the normal development of a baby, vitamin A can cause birth defects if used in large doses. You may need to use a prenatal(产前的) vitamin specially formulated for pregnant women.)How Should I Use Vitamin A?Use exactly as directed on the label, ...
Studies show vitamin D may lower your chance of gettingMS. It’s a disease where your immune system attacks the central nervous system. If you already have it, some studies show vitamin D can ease your symptoms or even slow the disease’s growth. ...
Vitamin D is a fat-soluble vitamin, with its main role to help the body absorb calcium. It's no wonder Vitamin D is largely considered by the medical community as one of the most important of the vitamins needed by your body every day. The problem, many people–P Chek...
Give your breastfed infant a vitamin D supplement of 400 IU each day. Take vitamin D supplements as directed. High doses of vitamin D can be toxic. Your healthcare provider will tell you how much vitamin D you should take each day. Vitamin D is best absorbed when taken with food. Expo...
What is vitamin A good for? A. Our hearing. B. Our eyesight. C. Our taste. D. Our sense of smell. 相关知识点: 试题来源: 解析 B。解析:文中明确提到 Vitamin A is good for our eyesight.(维生素 A 对我们的视力有好处。)所以答案是 B。
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(Although some vitamin A is needed for the normal development of a baby, vitamin Acan cause birth defects if used in large doses. You may need to use a prenatal(产前的) vitamin speciallyforrmulated for pregnant women.)How Should I Use Vitamin A?Use exactly as directed on the label or...
Ideally, the target range for 25-hydroxyvitamin D should be at least 75nmoll, which may need more than 700–1000IU vitamin D in individuals with severe vitamin D deficiency or those overweight. 展开 关键词: falls bone density fractures supplementation 25-hydroxyvitamin D ...
Enough vitamin D is required for the normal development of healthy muscle fibers and can help support muscle strength and balance, reducing the risk of falling. One 2018 study found that vitamin D supplementation may help increase muscle strength, particularly in people who may not be getting ...