If you are unsatisfied for any reason whatsoever… Simply let us know within 60 days and you’ll get a full and prompt refund with no questions asked. And don’t worry, this is NOT a membership or subscription program. You will never automatically be billed, or sent more bottles of CarboFix, unless you come back and place another order. Simply contact our customer service team and we’ll give you a full and prompt refund with no questions asked, once you’ve returned the bottles. Our Customer service team will direct you on how to do so to make it easy for you. It’s our way of saying thank you for giving CarboFix an honest try.