Yes! First, make sure you’re logged into your account. Click on the 'Manage my Subscriptions' link from the right-hand column, then click on ‘Add to your order’ under the relevant subscription. Then on the product page you want to add to your order, click the 'Add To My Auto-Replenishment Order' button. When you click this button, you’ll have the option to add the item as a one time only purchase or subscription.