By Caroline Shannon-Karasik | InStyle
If dull or thinning hair and less-than-glowing skin has you reevaluating your everyday beauty routine, then you might want to hold up a sec and consider this — vitamin D, or lack thereof, might be the source of your frustration.
It’s true: Research shows that the nutrient plays a hefty role in overall health. But what are vitamin D benefits when it comes to hair and skin? To help you learn more about how it plays a part in skin and hair health, we reached out to a dermatologist to find out everything you need to know about vitamin D.
Read more
