WHAT IT IS: Also known as vitamin B3, niacin is found in nuts, eggs, fish, dairy, poultry, legumes, and enriched cereals.

BENEFITS: Assists in converting food to energy and increases levels of HDL (good) cholesterol. Niacin also helps maintain proper functioning of the digestive system, skin, and nerves.

*Consult your health care practitioner for a dose that's right for you.