Subscriptions will be charged according to the delivery frequency you choose at the time of checkout. We currently offer deliveries every 4,6 or 8 weeks. Subscriptions will be charged to the credit card supplied at the time of sign up. Once your payment has been processed, a new shipment will be sent to the address supplied at time of sign up. It is the user’s responsibility to provide current and accurate shipping and billing information. Any updates or changes, including cancellation of your subscription can be made on your Biosyntropy account that you created at the time of sign up. You may also contact firstname.lastname@example.org to let us know of any changes in this information. If a payment cannot be processed you will be contacted to provide new payment information prior to your next shipment being sent.