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?

iron supplementation can cause abdominal pain, nausea, constipation, vomiting, and other gastrointestinal problems.

Severe iron overdose can damage the digestive tract and cause life-threatening organ injury.

People with hereditary hemochromatosis are especially vulnerable to iron accumulation.

For most adults, the general upper intake level is 45 milligrams per day, although higher doses may be medically prescribed to treat iron deficiency.

Iron supplements also pose a particularly serious poisoning risk to young children when accidentally swallowed.

Before taking iron for fatigue or weakness, it is important to investigate whether iron deficiency is actually present.
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