Tranquileafz CBD Gummies-The frequency of your usage also determines how long CBD stays in your body. This is why it’s recommended you use it for at least a week to see if it works for you. Therefore, CBD oil is not recommended as an effective way to lose weight. Additionally, a recent review in 2,409 people who use CBD found that 6.35% experienced increased hunger as a side effect . One 3-month study gave 23 children with Dravet syndrome — a type of epilepsy — up to 11.4 mg of CBD per pound of body weight .