Niacin, also referred to as vitamin B3, is one of eight B vitamins that play a role in converting the food you eat into usable energy. Niacin also helps create and repair DNA, according toCleveland ...

Niacin extended-release 500 mg, simvastatin 20 mg; tabs. Simcor combines the HMG-CoA reductase inhibitor, simvastatin, and the nicotinic acid derivative, extended-release niacin (Niaspan, also from ...

Niacin — also known as vitamin B-3 — helps break down nutrients into energy. It’s one of the many B vitamins. Vitamin B-3 helps maintain all of the body’s cells and is essential for your metabolism.

Foods that contain niacin include animal products like meat, fish, and poultry as well as plant-based sources like avocado, whole grains, and mushrooms. You may also find it in fortified grains.