Riva Star utilizes a triple-action approach to reduce dental sensitivity. It features the action of fluoride, silver iodide, and the reinforcing effect of potassium iodide. This powerful combination provides the necessary relief for hypersensitive teeth. A desensitizing agent that offers immediate relief. Composition: 10 x Riva Silver Capsules, 10 x Riva Green Capsules, 2 x Gingival Barriers, and accessories.