Vitamin B3, also called niacin, is needed for the metabolism of food, the maintenance of healthy skin, nerves and the gastrointestinal tract.
Niacin is found in protein-rich foods. The most common protein rich foods are: meats, fish, brewer's yeast, milk, eggs, legumes, potatoes and peanuts.
If too much niacin is consumed, itching, headaches, cramps, nausea and skin eruptions may occur.
Vitamin B3 is also called nicotinic acid and nicotinamide.
Deficiency of Vitamin B3?
A deficiency of niacin causes the disease, pellagra.
Too much Vitamin B3?
More than 100mg of vitamin B3 can cause flushing, tingling, itching, headaches, nausea, diarrhea and ulcers.
Good info. I started to take B complex, then quit. Think I'll start again.