Choice CBD Gummies en Español- In a short-term study, 42 patients taking CBD oil reported reduced cravings for up to one week after their dose of CBD. Other applications include managing anxiety, PTSD and cancer side effects. Animal studies have indicated some other potential uses for CBD oil. Research shows that dogs using CBD oil for osteoarthritis were more active and had less pain. This suggests there could be a human application for pain and inflammation treatment.