Power Flush 500 made me very ill with horrible stomach cramps so severe I went to my doctor. It took several days to return to normal. I feel they do not fully disclose the time you have to cancel or all the other products you sign up for - it is a huge scam. When I called customer service they do not speak english, will not let you speak to a supervisor and will not tell you who make this product. I plan on fighting the additional charges with my credit card company and will turn them in to the BBB and the state attorney general office for fraudulant business practices. read full review »