Regulated cannabis goes through testing and traceability, so you know what’s in...

https://rapid-wiki.win/index.php/Why_Is_the_Regulated_Route_Considered_Safer_for_Patients%3F

Regulated cannabis goes through testing and traceability, so you know what’s in it and how strong it is. Unregulated products don’t have these checks, which means the potency can vary a lot and they might contain harmful stuff like pesticides or mold