zero-proof

From zero +‎ proof (“measure of alcohol content”).

zero-proof (not comparable)

1. (of a beverage) Nonalcoholic, alcohol-free.
   • 2023 March 24, Laura Reiley, “Could nonalcoholic wine be the toast of the town?”, in The Washington Post‎:

     This added freedom can be confusing for consumers and store designers: Where should these products go? Next to their full-proof cousins or over by the soda pop?

• full-proof