Hemp Extract Oil* and Hemp Oil are from a different Cannabis plant called Cannabis Sativa. Hemp Extract is made from the entire plant including leaf, seed and stem. Most oils on the market selling as C B D oil are 97% or more Hemp Seed Oil, mct oil or vegetable glycerine and 3% Hemp Extract. This does not contain THC and is legal in all 50 states.
Cannabidiol is currently a class B1 controlled drug in New Zealand under the Misuse of Drugs Act. It is also a prescription medicine under the Medicines Act. In 2017 the rules were changed so that anyone wanting to use it could go to the Health Ministry for approval. Prior to this, the only way to obtain a prescription was to seek the personal approval of the Minister of Health.