GNC Women's Iron Complete: A High Potency Formula Women can benefit from an iron supplement for several reasons. GNC Women's Iron Complete is enteric coated to reduce stomach upset, enhance iron absorption and provide support for several functions in your body. Contains 30mg iron per serving Includes ingredients to enhance iron absorption* Enteric coated to reduce stomach upset* Essential to healthy red blood cells, energy utilization, muscle function, support placental needs, fetal needs and more *