What Happens if You Take Too Much Vitamin B2?
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4 min read
According to the National Institutes of Health, a Tolerable Upper Intake Level (UL) has not been established for riboflavin, or vitamin B2, because no adverse effects from high intakes have been reported. However, taking too much vitamin B2, especially from high-dose supplements, can still cause some noticeable, though generally harmless, side effects as your body excretes the excess.
