When a person has a substance use disorder, the substance has become a normal part of how their body functions. When that substance is no longer there, a person’s body will need to adjust to the withdrawal, which can lead to a variety of detox symptoms. Drug detox is the first step in overcoming a drug or alcohol use disorder. Substance and alcohol use can change a person’s brain, making it hard for them to function normally without using the substance or alcohol. Chop the tomato, cucumber, and leek and toss them into the food processor. You may also mix two tablespoons of plain curd, a pinch of salt, and water to make your own homemade buttermilk.