60 DAY GUARANTEE We offer our customers a 100% satisfaction guarantee! We are so confident that you will be pleased with the effectiveness of our products that your purchase is backed by a 60-Day money back guarantee. If you are not completely satisfied with any of our products, simply return the unused portion within 60 days of the purchase date and EC Research Corp. will refund your money (less shipping). If your product arrived damaged or the wrong product was shipped, we will even pay for return shipping provided the product is returned within 10 days from the date of purchase. This guarantee applies only to purchases made on this website. For information on how to process a return click here.