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    Vitamin B3


    Vitamin B3

    What is it?

    Niacin, also called nicotinic acid, is a B vitamin (vitamin B3). It occurs naturally in plants and animals, and is also added to many foods as a vitamin supplement. It is also present in many multiple vitamins and nutritional supplements.

    Key Information

    • Derived from animals

    More Information

    Niacin is used to treat and prevent a lack of natural niacin in the body, and to lower cholesterol and triglycerides (types of fat) in the blood. It is also used to lower the risk of heart attack in people with high cholesterol who have already had a heart attack. It is sometimes used to treat coronary artery disease (also called atherosclerosis). FDA pregnancy category C. Niacin may be harmful to an unborn baby when the medication is taken at doses to treat high cholesterol or other conditions.


    This ingredient is commonly used in: