Is Cannabis Oil Legal? The essential difference between Cannabis Oil, CBD Oil and Marijuana Oil Cannabis oil, CBD oil, and cannabis oil are typical notably synonymous but with key differences. We’ve a helpful infographic to get a much better comprehension of hemp oil vs. cannabis oil. Meanwhile, what’s essential is to really make the distinction between “marijuana” and “hemp” when asking the question, “Is cannabis oil legal?” You’ll usually hear they are totally different plants – like plant “cousins.” But…