Negative Side Effects

Dedicated to the memory of PhD MD RNCP,
Founding President of O.V.I.C., and primary author of this site.

All side effects are dose related. They occur very infrequently at the smaller dose levels and become more common with higher doses. If one wanted to enrich food with 100 milligrams niacinamide daily, it would not even be noticed by the average consumer. Smaller amounts are now being added to flour and this eradicated pellagra, the classical deficiency disease.

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Vitamin B-3
Negative Side Effects
Niacin Flush or Vasodilatation
Positive Side Effects
Clinical Use of Vitamin B-3
Niacin and Other Medications