Diuretic herbal releases excess fluids and metabolic waste, beneficial for thyroid support and balance, for those suffering from cystitis and interstitial cystitis.Herbal tonics are highly concentrated medicinal herbs cooked and extracted to provide the highest potency for optimal health. These tonics are special brews that are used over long periods of time to promote radiant health. Not used for acute conditions. Tonics provide nutrients that enhance the natural process of organic function. The tonics may be diluted in hot water: fifteen drops of tonic in four ounces of hot water and sip daily.