Vitamin D deficiency is measured with a blood test that measures 25(OH)D. This is the form of D3 that has undergone conversion by the liver; although it is still inactive and requires further conversion by the kidneys to active vitamin D3, 1,25(OH)D. ...
many people say that they "don't spend enough time in the sun" and "their bone density is not high enough", so they need to supplement extra vitamin D; But some people also believe that supplementing too much vitamin D can cause harm...
Consumer information about the supplement vitamin D (Ergocalciferol [Vitamin D2], Cholecalciferol [Vitamin D3]) side effects, drug interactions, recommended dosages, and storage information. Read more about the supplement vitamin D (Ergocalciferol [Vita
We get most of our vitamin D through sunlight (which is why deficiencies are common in winter), however you can also get some vitamin D through food. Is Vitamin D Deficiency serious? It can be. Unlike other vitamins, Vit D behaves more like a hormone in your body – low levels wreak...
Once your level goes above 30 nanograms per milliliter, you will usually take a 1,000-2,000 IU supplement per day. If you are at high risk for vitamin D deficiency because of taking certain medications or having dark skin, obesity, or a condition that keeps you from absorbing nutrients,...
另一个政府资助的大型研究发现,维生素D缺乏可以使这种大脑损坏的风险增加四倍。 blog.163.com 3. TheRoyalCollegeof ObstetriciansandGynaecologistsrecommendsonlywomenatriskofvitaminDdeficiencyshouldtakea supplement. 英国皇家妇产科学院建议说只有患有维生素D缺乏风险的女性才需要药补。
Looking for a vitamin D supplement? We did the research for you. See Healthline’s picks for the 13 best vitamin D supplements. Vitamin D deficiency Several factors can affect your ability to get adequate vitamin D from sunlight alone. You may be less likelyTrusted Source to absorb enough...
While there's no problem when you get your vitamin D from the sun, recent research has shown that in rare cases vitamin D deficiency does not result from insufficient exposure to sunshine but may also be the result of a disease process. ...
Vitamin D is clearly not a panacea, and is most likely efficient only in deficiency. Given its rare side effects and its relatively wide safety margin, it may be an important, inexpensive, and safe adjuvant therapy for many diseases, but future large and well-designed studies should evaluate ...
Vitamin D supplementation can prevent and cure nutritional rickets in infants and children. Preclinical and observational data suggest that the vitamin D endocrine system has a wide spectrum of skeletal and extra-skeletal activities. There is consensus that severe vitamin D deficiency (serum 25-hydroxyv...