Over two decades, researchers have seen increased use of calcium, vitamin D and folic acid.
And of course vitamin D is key to building bone health and preventing osteoporosis.
FORBES: That Vitamin D You're Taking? It May Not Be What It Appears
And ten minutes (without sunscreen) is equal to 10000 international units of vitamin D.
If you believe in the case for vitamin D, she advises, take supplements and stay pale.
Vitamin D has been convincingly correlated with all-cause mortality, with certain cancers, and with multiple sclerosis.
Dr. Allen believes there may be a link between food allergies and vitamin D.
WSJ: Food Allergy Advice for Parents: Start Peanuts, Eggs and More Sooner
Vitamin D toxicity can involve kidney stones and heart arrhythmias, but cases are very rare.
Calcium is involved in bone growth and maintenance, while vitamin D helps bones absorb the calcium.
WSJ: Vitamin D and Calcium Supplements May Not Stop Fractures
Vitamin D is essential for bone and muscle health in both adults and children.
It showed that recovery was almost two weeks faster when vitamin D was added.
This study on 95 patients, conducted at hospitals across London, combined antibiotics with vitamin D pills.
Another suggestion is, of course, to try to get your vitamin D the natural way.
FORBES: That Vitamin D You're Taking? It May Not Be What It Appears
None of this is to say you should give up on your daily vitamin D supplement.
FORBES: That Vitamin D You're Taking? It May Not Be What It Appears
It simply shows that there is a correlation between vitamin D level and glucose control.
Vitamin D is commonly found in fish, eggs, fortified milk, cod liver oil and in supplements.
The current tolerable upper limit of vitamin D intake is 50 mcg (2, 000 IU) per day.
But in northern Europe, diseases related to vitamin D deficiency, such as rickets, would have become common.
WSJ: Matt Ridley on Human Culture's Effect on Genes | Mind & Matter
Exactly how a lack of vitamin D increases the risk of heart disease is an evolving story.
The research team pointed out other factors which might suggest a link between IBD and vitamin D.
Low levels of vitamin D have already been implicated other immune system disorders such as multiple sclerosis.
But is the prevention of severe vitamin D deficiency such as rickets all we need to know?
Vitamin D is made in the skin after sun exposure and can be taken in dietary supplements.
In the U.S. vitamin D levels are usually reported with a different measure using nanograms per milliliter.
WSJ: Swedish Study Links Multiple Sclerosis to Vitamin D Levels
Until they reach a consensus, you have three options for obtaining vitamin D: food, sunlight, or supplements.
As new studies continue to showcase vitamin D's potential benefits, more scientists are calling for increased recommendations.
Vitamin D appears to regulate insulin production in the pancreas, and a deficiency could raise diabetes risk.
"Society has been slow to respond to the pleas of vitamin D experts for years, " O'Keefe says.
Several studies have shown that these vitamins, as well as vitamin D, may help improve lung health.
Study leader Professor Jonathan Waxman, from Imperial College London, said vitamin D therapy was effective and well-tolerated.
Dame Sally said doctors and other health professionals were "best placed" to give advice on vitamin D.
应用推荐