CBD Glossary: CBD Terms You Need To Know Z A | B | C | D | E | F | G | H | I J | K | L | M | N | O | P | Q | R S | T | U | V | W | X | Y | Z Z Zero THC CBD products that contain zero traces of THC. Usually a CBD Isolate or Broad Spectrum CBD. Zero THC status can be confirmed on a COA lab report.