天然水中的维生素D含量极低,通常无法作为有效来源。 B. 通过阳光:正确。人体皮肤在阳光(紫外线B照射)下可合成维生素D。 C. 通过食物:正确。部分食物(如鱼类、蛋黄、强化乳制品)含有维生素D。 D. B和C:正确。综合上述分析,维生素D可通过阳光和食物获取。 问题完整性判断:题目完整,无需舍弃。 结论:答案选D,...
The active forms of vitamin D—calcitriol, paricalcitol, and doxercalciferol—which also are known as vitamin D receptor activators (VDRAs), have been largely used in nephrology only as a treatment for secondary hyperparathyroidism, an elevation in parathyroid hormone (PTH) due to renal failure....
Do I need a vitamin D supplement? Before rushing to take D supplements, experts recommend seeing your doctor to test for vitamin deficiencies and to rule out other conditions. “If someone is dealing with low energy, my initial response would be to recommend a series of test...
DLux 4000 Vitamin D Oral Spray £8 at betteryou.com How much Vitamin D do you need? When it comes to Vitamin D, there are five different types; but it’s Vitamin D3 that’s key. 'Aim for 10mcg of Vitamin D every day,' says nutritionist Rob Hobson. FYI, the average diet onl...
But it’s also possible to get too much vitamin D—referred to as vitamin D toxicity. While this is rare, it can still be useful to know the common signs of too much vitamin D—particularly if you take vitamin D supplements regularly. [2] Here, we’ll discuss some vitamin D toxicity...
Vitamin C, also referred to as ascorbic acid or ascorbate, has been one of the most researched vitamins over the last 50 years. A search of the scientific literature reveals that over 65,000 studies have been conducted on vitamin C in the past century. Many scientists believe that at one...
Did you know that alongside calcium you should also look into vitamins D and K2? Vitamin D3 and vitamin K2 ensure that calcium is absorbed easily and reaches the bone mass, while preventing arterial calcification. Helping to keep your heart and bones healthy. Separately, K2 regulates normal ...
1. 肽维他维生素D3 滋液饮品Vitamin D3 Drops:这是产品的名称。 2. [维生素D 含量约10μg (4001U/m):这是产品的成分含量。 3. 使用方法:建议每天饮用1ml。每0.2ml用约250ml温水稀释。你也可以根据个人喜好,与果汁、牛奶和其他食物一起饮用。 4. 储存方法:存放在阴凉干燥的地方,避免阳光直射。开封后请...
Regular testing can help you monitor your vitamin D levels and make informed decisions about sun exposure, diet, and supplements. Your healthcare provider can perform a simple blood test to determine your levels and advise on the appropriate steps to take. ...
But Horovitz noted that vitamin D might be a bit tougher to come by this year. "During lockdown, people were indoors more and so their natural D level was lower than ever," he pointed out. "In people who don't take D, their level is usually low unless they take D as a supplement...