It's super easy. You can login to this site any time to review your next shipment, upgrade/downgrade your bottle size or even pause the subscription. If you look at the bottom of this website there is a link to your login page. You will also get an email every month before we charge your card. View Login Page Now When you click on that link, you can login using the user/pass combo you provided when signing up. We suggest using your email address as your user name.