CanPrev Iron Bis-Glycinate 20 90 Veggie CapsEasy to absorb iron complex with 20mg of iron per capsule High absorption rate without bowel irritation Vitamins C, B6, B12, folic acid, magnesium and copper to help maximize absorption Its a surprising fact that out of all the nutrients, iron happens to be the one women in North America are most deficient in. 35 to 58 percent of young, healthy females experience some degree of low iron levels and the number goes slightly higher during pregnancy.