CBD oil is absorbed through the bloodstream, through blood vessels underneath the tongue. There tons of CBD receptors around the body, and our CBD oil works alongside natural CBD production to support normal healthy functioning of the body.Our premium oils are extracted from high-quality hemp plants using modern CO2 extraction and made in GMP certified facilities here in the UK. They are lab tested to ensure premium quality and distributed by our student-doctor operated business.Our 500mg option is great for everyone including those new to CBD. Each bottle contains 200 drops, and each drop contains around 2.5mg of CBD. We recommend 2-4 drops under the tongue for 90 seconds for best results.