Tag: Daily zinc limit

According to the National Institutes of Health, the tolerable upper intake level (UL) for zinc in adults aged 19 and older is 40 mg per day. Exceeding this amount, especially with supplemental intake, can lead to unpleasant and potentially serious health consequences.

According to the National Institutes of Health, the tolerable upper intake level for zinc for adults is 40 mg per day. Exceeding this limit, particularly through high-dose supplements, is where concerns about the question 'can zinc cause health issues' arise.