if you're able and willing to eat a balanced, varied diet. Bluoxyn You probably can get the vitamins and minerals you need from smart food choices. According to national studies, most Americans have enough healthful foods available to do that, yet they may not. Under some circumstances, vitamin mineral supplements offer benefits and are advised; like those for growing taller.A woman with heavy menstrual bleeding? You may need an iron supplement to replace iron from blood loss. To enhance absorption, take iron supplements with water or juice on an empty stomach. If nausea or constipation are problems, take iron supplements with food.