The Conversation UK | CBD Oil: what you need to know The Conversation UK There's plenty of anecdotal evidence that Cannabidiol (CBD) oil – a concentrated oily extract made from cannabis – can help treat a variety of ailments. It's said to help with everything from epileptic seizures to opioid addiction, PTSD to arthritis ... 7 Surprising Ways People Are Using CBD Oil—and What Doctors Really Think About It What you need to know about CBD oil |