Cranberries or juice

Contains proanthocyanidin which are antitoxants that will help cleanse and flush out the kidneys.

You can also add a couple of supplements if you wish top the above list to help detoxify further. Alfalfa and milk thistle are good choices. The first acts as a general cleanser and the second as a cleanser for the liver.

Your organ will be working more efficiently with above foods and this will help you get rid of weight faster as your kidneys and liver in particular will work more smoothly.