CBD is everywhere: You can buy CBD olive oil, CBD mascara, CBD supplements for your dog- even CBD tampons! Some swear it alleviates everything from insomnia to chronic pain, anxiety and depression. But is it everything it’s cracked up to be? Or is it just the latest fad? Katie weeds out CBD fact from fiction with a little help from Kristen Bell, a CBD devotee, Rob Rosenheck, co-founder of Hollywood’s favorite CBD brand, and Dr. Yasmin Hurd, the country’s leading CBD researcher. She even samples some CBD products—for science!—and shares her thoughts about the experience.