Nature's Plus. HIGH POTENCY MULTIVITAMIN AND MINERAL SUPPLEMENT: NaturesPlus Ultra I Iron contains your full daily value of 14 essential vitamins and minerals in a single daily tablet. NO IRON - We created this multivitamin iron free so it is suitable for anyone concerned about their iron intake, such as men, older women, and those who have recently received a blood transfusion. ONE DAILY - NaturesPlus Ultra I is formulated so each serving is in a single, easy-to-take tablet. It's also designed in a sustained release base so that the nutrients are released over a prolonged period of time. PURITY - Our supplement is free from artificial colors and preservatives. It is also vegetarian. All NaturesPlus products are crafted with only safe, high-quality natural ingredients. QUALITY MANUFACTURING - Our state-of-the-art manufacturing facilities maintain continuous adherence to cGMP compliance, superior standards, and are FDA and NSF registered.