LEMON-LIME DETOX SMOOTHIE. Lemons, limes and other citrus fruits rank highly for their detoxing properties. They are among the most water rich fruits which help flush toxins out of your body. The fiber in lemon, lime, orange and grapefruit “scrubs” your intestines and helps moves toxins out. Added to the mix are dandelion greens, believed to be one of the top cleansing greens you can eat.