Does kombucha beverage have anti-helicobacter pylori action?

Kombuchas prepared with green tea and black tea were evaluated on H. pylori and antioxidant action, and its chemical profile. Kombuchas showed lower amounts of total phenols and flavonoids, and lower antioxidant activity compared to teas from the starting plant. None of the samples demonstrated the ability to inhibit the urease enzyme or action on H. pylori.