Instead, Petly CBD uses organic farming, raw hemp processing, and a proprietary extraction and solid separation method. Extract labs sells an award-winning hemp tincture that contains 500 mg of CBD per 30 mL. They offer a 100 mg bottle, a 250 mg bottle, and a 500 mg bottle of dog CBD oil. You may already be familiar with Charlotte‘s Web and now they have created a full-spectrum CBD oil made especially for your dog.