Ultra-Two - Sustained Release The ingredients are the same as our regular Ultra-Two formula (see Product #3030). However, this formula is in a special base which provides for the gradual release of ingredients over a prolonged period of time. Many people are aware that their regular diet is not consistently supplying enough of the food-based nutrients their bodies need. Nature's Plus has a wide array of vitamin and mineral supplements that can effectively fill many of those nutritional gaps. 60 CT