The Exact Zinc Dosage You Need When Sick—And Why Precision Matters
The first time you reach for zinc when fighting a cold, you’re likely chasing two things: relief and science. Studies confirm zinc’s ability to shorten illness duration by up to 33%—but the margin between efficacy and toxicity is razor-thin. A 2023 meta-analysis in *The Journal of Nutrition* revealed that how much zinc to take when … Read more
