What Amount of Zinc Is Too Much? Understanding Safe Limits and Toxicity
                                
                                
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                                    4 min read                                
                            
                                According to the National Institutes of Health, the tolerable upper intake level (UL) for elemental zinc in adults is 40 milligrams per day. This establishes the point where it becomes important to consider what amount of zinc is too much to avoid potential health complications, especially from supplements.