Its receptors are widespread and found in the skin, immune cells, heart, brain, and digestive system, and it impacts body processes ranging from pain to mood to immunity. CBD supports the Endocannabinoid System and in doing so facilitates a state of whole body balance and optimal wellness. A purified extract that removes everything except the CBD crystals. Studies show that CBD works best when accompanied by the full range of hemp plant constituents and works most effectively together. Full Spectrum CBD refers to an extract created from the entire plant - leaves, flowers, stem, and seeds - without any filtering of THC.