Ultra CBD Extract The same goes for chronic pain. If you have a backache, chances are, it’s persistent. And, your ECS can’t make enough endocannabinoids to stop the pain. But, if you take Ultra CBD Extract, those cannabinoids can calm down the pain. So, basically, this product works directly with your body to make it work better. And, that’s why it’s being hailed as one of the most natural ways to find relief!