The human body produces substances similar to the CBD found in Hemp. In January 2017 a study confirmed that cannabinoids occur naturally in human breast milk, and some studies suggest that it is part of the happy feeling a runner experiences after a long workout. In order to produce the proper amount of endogenous cannabinoids, the body requires a sufficient amount of Omega-3 fatty acids, so eating healthy and taking Omega supplements may help support your natural endocannabinoid system.