Dandelion tea is made from the dandelion plant's roots and leaves. The tea has a slightly bitter taste, but it is full of nutrients like vitamins A, C, and K. Dandelion tea also contains minerals like calcium, potassium, and iron. Detoxification One of the most well-known benefits of dandelion tea is its detoxifying properties. Dandelion tea helps to cleanse your liver and kidneys and remove toxins from your body.