AdvertisementAnxiety Relief Without The High? New Studies On CBD, A Cannabis ExtractApril 23, 2018Allison AubreyfacebookEmailA sample of cannabidiol (CBD) oil is dropped into water. Supplements containing the marijuana extract are popular and widely sold as remedies for a variety of ailments and aches. But scientific evidence that they work hasn't yet caught up for most applications, researchers say. (Getty Images)