http://diet-fit.com/story.php?title=httpscbdtherapydelivery-es-9 CBD tinctures are made of a mixture of CBD extract and suitable solute. Since CBD is a hydrophobic substance, these extracts are mixed with hydrophobic solutions such as propylene glycerol, polyethylene glycerol, and MCT oil. Fri, 06 Aug 2021 03:58:03 UTC en