Detoxification programs vary greatly in duration, scope, and components. Some may last only a few days, while others extend for several weeks. Certain programs may focus on "cleansing" specific organs like the liver or kidneys, while others aim for a general body cleanse. Common components include a restrictive diet that excludes many food groups and emphasizes whole, organic foods. Participants may be encouraged to drink large amounts of water, herbal teas, or fresh juices. Some programs may recommend the use of supplements or herbs believed to support the function of the liver, kidneys, or digestive system in eliminating toxins. They may also include practices such as intermittent fasting, exercise, sauna, or relaxation techniques like meditation and yoga to promote overall well-being and reduce stress, which is thought to contribute to toxin buildup. It is important to note that the scientific effectiveness of many detox programs for non-medical purposes is still debated and requires further research.