Cannabidiol or CBD oil comes from the leaves, stalks, and flowers of both Cannabis Sativa plant and hemp plants. So, you'll find hemp, hemp extract, or hemp oil listed as the main ingredient on a bottle of CBD oil. The effects of CBD oils begin working within 30 minutes to 2 hours. Smoking or vaping CBD oil or cannabis buds results in more immediate effects. These cannabinoids interact with the Endocannabinoid System (ECS). The ECS is one of the most important biological and physiological systems in the human body. when the cannabinoids interact with the ECS, they're pushing the system to produce the chemicals in the body to achieve stress relief. All the ingredients in the oils are of the highest quality. They're all chosen to provide the greatest, natural pain relief possible.