Daily Multivitamin for Active MenOptimum Nutrition's Opti-Men is a complete Nutrient Optimization System providing 75+ active ingredients in 4 blends specifically designed to support the nutrient needs of active men. Taken as a single tablet at breakfast, lunch and dinner, the new & improved multi provides 22 vitamins and essential minerals - including 1,500 IU of Vitamin D, free form amino acids, botanical extracts and antioxidants in foundational amounts that can be built upon through consumption of a healthy balanced diet. Think of Opti-Men as potent nutritional insurance for your fitness lifestyle.