Active Iron Advance| 25 Mg | Non-Constipating | Helps Strengthen Your Immune System | 30 Capsules. We Made Iron Better - Clinically Proven X6 Less Gut Irritation. Why Choose Active Iron Advance?. Active Iron'S Non-Constipating Formula Helps Reduce Gut Irritation From And Is Clinically Proven To Deliver 2X Better Absorption Of Iron Sulfate, Making It Both Kind & Strong.. Increased Energy. Iron Contributes To The Reduction Of Tiredness And Fatigue And Also Plays An Important Role In Normal Energy Metabolism.. Exercisers. Iron Is Used By The Body'S Muscles To Help Produce Energy. Iron Is Also Lost In Sweat And This Explains Why Active Exercisers, Especially Adults Who Enjoy Endurance Exercise (E.G. Running, Rowing, Cycling), May Benefit From Taking Iron Supplements To Maintain And Support Energy And Normal Immunity.. Pregnancy. There Is An Increased Need For Iron When Pregnant. During This Time, The Amount Of Blood In Your Body Increases By 30-50%. Research Shows That Women, On Average, Do Not Have Sufficient Iron In The Diet To Meet Their Daily Needs And This Is Also True During Pregnancy, Especially During The Second And Third Trimesters And Postnatally.. Intolerance Of Oral Iron. Up To 8/10 Of Those Who Take Oral Iron Supplements Experience Negative Gastrointestinal Side Effects. Active Iron'S Ground-Breaking Protein Formula Helps To Reduce Gut Irritation From Iron, Meaning It'S Kind On Your Stomach.. Restricted Diets. People On Restricted Diets May Need To Supplement Their Dietary Iron, Including Vegetarians. Although A Vegetarian Diet Will Be High In Iron Rich Food, These Plant-Based (Non-Heme) Sources Of Iron Are Poorly Absorbed In The Diet.