"Iron is a vital nutrient that plays an essential role in forming healthy red blood cells and transporting oxygen. An estimated 62% of women over the age of 20 may not be meeting the recommended daily intake (RDI) for iron. GNC Iron Complete™ is a high potency formula that combines 30 mg of iron with iron-enhancing nutrients. Iron: Plays a vital role in the formation of healthy red blood cells, energy utilization and muscle function. B-vitamins: Provides folic acid and vitamin B-12, which are required for proper red blood cell formation. Iron-enhancing ingredients: Includes nutrients like vitamin C and copper, which are important for iron absorbtion."