To track an order placed through NationalAllergy.com, customers typically receive an email confirmation after the order has been shipped. This confirmation email often contains a tracking number and a link to the shipping carrier's website, allowing customers to monitor their order's shipping status. If the email is not available or if further assistance is needed, customers can visit the NationalAllergy.com website. There, they may find a "My Account" section, which allows users to log in and view their order history and status. Additionally, the website may provide specific tracking options based on the shipping method selected during checkout. For precise and updated information regarding order tracking, it is best to refer directly to the current website.