35aae033___Why_do_I_need_it_
[What’s the nutrient?] Vitamin B 3 (Niacin) [Where do I find it?] Whole grains, legumes, peas, nuts, meat, fish, poultry and milk. [Why do I need it?] 
Deficiency causes skin disorders, problems of the nervous system, depression, diarrhea and in severe cases death.
Why do I need it?