However, 90 to 100% of the Vitamin‐D reqirement is formed within the skin through the action of sunlight. Considering the results of epidemiological studies, that have detected an association of Vitamin‐D deficiency with various types of cancer (e.g. colon‐, prostate‐ and breast cancer),...
What's not as well known is how much time you need to spend in the sun to adequately meet your vitamin D needs, though we know the number will vary by geographic region, time of year and skin color. During the spring and summer months, there's plenty of daily sunlight to boost vitam...
Rather, vitamin D and vitamin D3 supplements are the most effective way to increase your dietary intake. Vitamin D supplementation is particularly beneficial for people susceptible to vitamin D deficiency – those who live in areas with low sunlight or people with more melanin, which protects the...
Brighten adds, “It is also important to be getting enough sunlight.” She also underscores the importance of testing D levels to help determine what you need. Don’t overdo it on supplements, caution experts. Taking too much vitamin D can be toxic in rare cases, as with...
Vitamin D is hugely important to our health, and I don’t just mean bone health. We need vitamin D for immune function, cell growth and repair, and many other things. We get vitamin D from sunlight and from food, so let’s take a look at which foods have
Studies have found that sunscreens with sun protection factor (SPF) 8 or higher block our skin's ability to produce vitamin D from sunlight by as much as 95 percent (and SPF 15 or higher by 99 percent) [source: Holick, Ginde]. The bottom line? Be reasonable. Talk to your doc...
Vitamin D is nicknamed“the sunshine vitamin”because your body makes the nutrient when sunlight touches your bare skin. However, genetic and environmental factors, such as having dark skin or living in a smoggy area, can limit your body’s vitamin D production. Wearing sunscreen, which helps ...
So, the more you have, the more D you absorb. But here’s the catch: The word 'active' is more important than it might seem, because you can be getting enough vitamin D from sunlight and supplements (the National Institutes of Health recommends 600 international units [IU] per day),...
The role of sunlight should not be downplayed too much, however. If you`re healthy, young, and live in a subtropical region, then you might have sufficient vitamin D levels. In fact, some young people in the subtropics who get sun exposure all day long have levels between 80-100 ng/...
When there's not enough sunlight around, about half of the crowd (53%) say they would take some vitamin D or load up on foods rich in the vitamin. Even though it isn't easy, 85% said they'd change their daily routine if it meant not taking an early exit from this world. ...