Methods and formulations for increasing the water solubility and/or bioavailability of a phytocannabinoid compound is disclosed herein. In one example, a water-soluble phytocannabinoid formulation can comprise a phytocannabinoid; a non-ionic surfactant; and optionally, water. The weight ratio of phytocannabinoid content to non-ionic surfactant can be from 1:10,000 to 1:5.