Because it is so versatile you can use it to make soups and broths. It is the strongest of all the colon stimulating herbs and is used as a natural laxative. She has had problems with food sensitivities since childhood, making stomachaches a frequent problem. Colon brushes are a popular household cleaning tool. These bacteria are often combined with other microbes that can be found in your digestive tract and are called the gut flora, or gut microbiome. Colon Broom has many amazing health benefits. According to American Cancer Society, a diet high in processed foods and low in whole grain intake increases colon cancer risk. L-theanine is found in matcha and green tea.