Zinc lozenges are often used by people with the common cold. How could intakes above the UL impact the immune system?

Question

Quizplus · Accepted Answer

Intakes of zinc above the Upper Limit (UL) can lead to copper deficiency because high levels of zinc can interfere with the absorption of copper. Copper is essential for the immune system to function properly, so a deficiency can lead to a decreased immune response.

Zinc Lozenges Are Often Used by People with the Common