Excess calcium can cause side effects, from digestive issues to kidney stones and heart risks. Learn the dangers of too much calcium and its drug interactions Introduction Calcium is essential for strong bones, muscle function, and nerve health . But can you have too much of a good thing? Research shows that excessive calcium intake—whether from supplements or high-calcium diets—can lead to serious health problems. From digestive discomfort to kidney stones and even heart disease , high calcium levels can disrupt normal body functions. What’s more, calcium supplements can interfere with certain medications, reducing their effectiveness or causing harmful interactions. In this article, you’ll discover: Short-term side effects of excess calcium (bloating, headaches, nausea). Long-term health risks , including kidney damage and arterial calcification. Dangerous drug interactions that can impact antibiotics, heart medications, and ...
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