Your body has an ECS, Endocannabinoid System. This system needs cannabinoids to function correctly. If you asked your Dr what the ECS was he probably hasn't even heard of it. It controls brain an neurological functions as well as many other things. https://en.wikipedia.org/wiki/Endocannabinoid_system
Simpson Oil contains many different cannabinoids, not just THC. Watch what happens when a Parkinson's disease sufferer ingests a tiny amount of Simpson Oil. The effects are amazing.