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B Vitamins · Nature Made
Super B
HighOverdosed
What the lab found
Contained 218.6% of its labeled folate (874.4 mcg folic acid instead of 400 mcg). Also 167.8% of vitamin B1. Folic acid dangerously close to the 1,000 mcg Tolerable Upper Intake Level.
Failure type · Overdosed
Active ingredient measured significantly above the labeled amount, exceeding tolerable limits.
Source
Independent lab testing, 2024