Vitamin B3 | Deficiency of vitamin B3 | Best source of vitamin B3 | Diet | Nutrients | Health First

Niacin (vitamin B3) deficiency results in a condition known as pellagra. Pellagra includes the triad of dermatitis, dementia, and diarrhea and can result in death. In addition, niacin deficiency can occur through genetic disorders, malabsorptive conditions, and interaction with certain medications.

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