How Much Zinc is Considered Too Much?
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3 min read
According to the National Institutes of Health, the tolerable upper intake level (UL) for zinc is 40 milligrams (mg) per day for adults. Exceeding this amount, especially through long-term supplement use, can lead to negative health effects, though it's rare to get too much zinc from food alone. This guide explains what you need to know about consuming too much zinc.