For years, you’ve heard the hype. Vitamin D has been touted as a miracle supplement, a cure-all that can boost everything from your heart health to your immune system and even extend your lifespan. But what if I told you that a top scientific group just flipped the script on everything we thought we knew? The story of Vitamin D is a fascinating, and cautionary, tale about science, health trends, and the risk of a good thing gone too far.
It’s true that Vitamin D is essential. Discovered as a cure for the bone disease rickets, we now know it’s a key regulator for countless processes in your body. This led to a boom in research and a wave of alarming headlines suggesting a “pandemic” of deficiency, caused by our modern, indoor lifestyles. The solution seemed simple: take more Vitamin D. But as the science has matured, the picture has become much more complicated. The latest, most rigorous studies are casting serious doubt on the benefits of high-dose supplementation for the general public and are even highlighting some surprising risks. In this article, we’ll break down the latest research, unpack the new recommendations, and help you understand what it all means for your health. (Based on the expertise of Dr. Brad Stanfield.)
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