CBD oil is derived from the stalk, stems, leaves, and flowers of the hemp plant. The only part of the hemp plant that doesn't contain CBD oil is hemp seed. Read more about the difference between CBD Oil and Hemp Oil.
As far as where THC and CBD are found in various forms of cannabis, they actually both exist throughout the aerial parts of the plant, but are usually most concentrated in the flowers.
Industrial hemp and marijuana are both varieties of the Cannabis sativa plant. Although they're both part of the same species, the two are quite different. Hemp is naturally abundant in CBD, where marijuana cultivated to get you high typically contains only trace amounts of this non-psychoactive cannabinoid.
Animal bedding, rope, insulation, building materials, textiles, and paper are just a few of the common uses for hemp stalks. Considered by some as waste, hemp stalks may actually be one of the more versatile components in the hemp plant.
This can range between 3% and 20%, which is quite a wide range. While the percentage of CBD in the oil can vary, the CBD chemical in both cannabis and hemp is identical. Anyone examining a sample of 100% pure CBD would be unable to tell whether it originated from cannabis or hemp, or even if it had been made in a lab.
Its seeds and flowers are used in health foods, organic body care, and other nutraceuticals. The fibers and stalks are used in hemp clothing, construction materials, paper, biofuel, plastic composites, and more.
Unfortunately, there isn't any CBD in seeds. If you purchase hemp seeds or hemp seed oil, you will not get any benefits of CBD. To get the full benefits, you want to get CBD products that tout they are "broad spectrum hemp oil." This means most of the plant is used in the process.
All cannabinoids, including CBD, produce effects in the body by attaching to certain receptors. CB1 receptors are present throughout the body, but many are in the brain. The CB1 receptors in the brain deal with coordination and movement, pain, emotions, and mood, thinking, appetite, and memories, and other functions.