Thanks for purchasing our 1 year refill subscription.

Please read our Terms & Conditions and Return Policy for more information. But to make your purchase simple, please remember that if you are not happy with bioStak for any reason, just give us a 30 notice by email to cancel@biostak.com stating that you intend to cancel your subscription along with your name, address and email address. Subsequently, bioStak will expeditiously cancel your subscription.