The Endocrine Society's Vitamin D Guidelines: A Step Backward?

The Endocrine Society Just Downplayed Vitamin D—But Should They Have?
The Endocrine Society’s latest guidelines claim vitamin D deficiency isn’t a major concern and that most adults don’t need to supplement beyond the RDA. But does this align with what we know about vitamin D’s role in insulin regulation, immune health, and hormone balance? In this post, I break down why their stance ignores decades of research, what symptoms of deficiency to look out for, and how to optimize your vitamin D levels for better health.