"product keys" do exist for specific, often exclusive , items. These are usually generated during:
About D&D Beyond's Mandatory Digital Purchase for Physical Buyers.
: When you purchase official bundles from the D&D Store , you receive a digital code via email that often grants early access to the content on the platform before its general release.
: If a friend buys a digital book as a gift for you, the redemption code will appear in their "My Gifts" section. Why Go Digital?
: To get a D&D Beyond product key with a physical book, you must typically purchase a specific Digital + Physical bundle directly from the official D&D Store .