The Okinawa Flat Belly Tonic is backed by a 100% money back guarantee for 90 days from your original purchase. If you're not totally and completely satisfied with this product, your results or your experience in the first 90 days from your purchase simply let us know contacting us through this website and you will receive a full refund of what you ordered within 48 hours of the product being returned. Simply return the product, even empty bottles, anytime within 90 days of your purchase and you'll receive a full, no questions asked refund (less shipping and handling).