Give your kidneys bladder and urinary tract extra nourishment with VitaPost Kidney Support. Supports Healthy Kidneys The astragalus and juniper in the Kidney Support have shown promise in supporting healthy kidneys. The Kidney Support dietary supplement formula includes many ingredients with antioxidant potential which could be especially helpful in supporting kidneys against oxidation. Supports the Bladder and Urinary Tract VitaCran is a whole-cranberry extract that provides proanthocyanidins that limit the ability of bacteria to stick to the urinary tract. Because the urinary tract is a direct path to the kidneys it is important to support the health of the urinary tract. Antioxidant Support The proprietary blend of ingredients in Kidney Support includes many kinds of fruits vegetables and herbal extracts that are known for their antioxidant properties.