Taking vitamins without knowing whether your body needs them has become a common health habit. But what happens when the supplements meant to protect your health begin working against it?

without understanding the appropriate dosage, possible interactions, or consequences of consuming too much.

And contrary to popular belief, more vitamins do not automatically mean better health.

In some cases, excessive supplementation can damage the liver, kidneys, nerves, and other organs.

The medical term for vitamin toxicity caused by excessive intake is hypervitaminosis. While certain vitamins are essential for survival, consuming excessive amounts—particularly through concentrated supplements—can cause serious health problems.
The Supplement Boom: How Many People Are Taking Vitamins?

Dietary supplements have become a major part of modern health culture.

According to a May 2026 report from the U.S. Centers for