Is it safe to consume 3000 milligrams of vitamin C per day for the prevention of the common cold?
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6 min read
The Tolerable Upper Intake Level (UL) for vitamin C in adults is 2,000 milligrams (mg) per day, a threshold sometimes exceeded by individuals hoping to prevent the common cold with large doses. This approach often overlooks the potential side effects and the scientific evidence surrounding high-dose vitamin C intake.