Unique special formula with selected plant extracts Pure Encapsulations SP Ultimate capsules contain many valuable plant-based nutrients as well as a special bioactive micronutrient complex which can help protect cells from oxidative stress. The unique composition of the capsules can provide a variety of health benefits. Selenium and zinc can help protect cells from oxidative stress. Selenium can contribute to normal spermatogenesis. Zinc is important for maintaining normal testosterone levels and can contribute to normal DNA synthesis. Vitamin D, selenium and zinc support the normal function of the immune system. Lactose-free. Fructose-free. Gluten-free.