Kidneys Cleanse With Vitacran Cranberry Extract: Your kidneys are always working hard – give them the support they need with our powerful detox! Thanks to Vitacran Cranberry Extract and other potent ingredients, this cleanse helps to maintain healthy kidney function. Bladder Control: With Java Tea Leaf, Birch Leaf, and Horsetail, our incredible kidney cleanse can help with occasional bladder control issues.