While the world is diverse, there’s one thing more than one billion of us have in common: a vitamin D deficiency. This health disorder is shared by 35% of adults in the United States alone, and most of us don’t realize we have it. But a vitamin D deficiency can lead to severe problems, including a ...

Have you ever experienced inexplicable chest pain or eye problems? Ever feel curiously tired or down? Have you experienced weak hair and nails, or stormed a seemingly unprovoked acne breakout? Nutrient deficiencies can be the cause of all kinds of issues, from chest pains to pimples. With the ...