Tag: Granulomatous diseases

While most people are concerned with having low vitamin D, a growing number of individuals are experiencing elevated levels, primarily due to excessive supplementation. High vitamin D levels, a condition known as hypervitaminosis D, can lead to dangerously high calcium levels in the blood, known as hypercalcemia.

Over 40% of adults in the United States have a vitamin D deficiency, leading many to turn to supplements. However, while crucial for bone and immune health, there are specific circumstances and pre-existing conditions where you should not take vitamin D, or only do so under strict medical supervision.