Natural Orange Blast Flavor. Excellent Natural Immune Support. Ultra Potent-C Chewable is an exclusive patented vitamin C formula in a new great tasting natural Orange Blast flavor - that's kid tested and approved! In addition to providing support for healthy immune function and antioxidant protection vitamin C is essential for the production of collagen and connective tissue. One tablet of Ultra Potent-C Chewable provides the same amount of vitamin C found in four oranges.