The connections between CBD and metabolism are complex and still largely unexplored, but it’s likely that CBD (beneficially) impacts glucose and lipid metabolism. These effects are at least partially mediated through the endocannabinoid system, or the “CB1” and “CB2” cell receptors that CBD and other cannabinoids primarily interact with within our nervous systems.  This Frontiers in Endocrinology article goes into more detail about the fascinating connections between CBD and metabolism.