This website does not provide enough information to explain why the Revitaa formula is so successful for those who struggle with weight loss. The creators mention some ingredients that could make a difference in weight loss success and health. Customers discover that Japanese knotweed is the main ingredient, even though the details aren't fully disclosed. The Japanese knotweed is a native of Eastern Asia. It was introduced to America by several Eastern Asian countries. This ingredient is used most often to prevent cognitive disorders from occurring in the brain. It also offers many health benefits that are beneficial to the average person. It lowers blood pressure and supports heart health.