The Meridian BreathID IDKit Hp is a market-leading, noninvasive diagnostic test kit for *H. pylori* infections, compatible with both the BreathID Hp Lab System and BreathID Smart System. It offers high accuracy for initial infection detection and confirmation of eradication after treatment. This kit is suitable for both adult and pediatric patients (ages 3-17) without the need for separate pediatric calculations. Each box contains all necessary components for testing, including blue and gray breath bags, a 13C urea substrate, citric acid, a user guide, labels, a sample transport bag, a package insert, and a drinking cup with a straw.