EVR’sAirless Metered Pens are a proprietary medical dosing device containing full spectrum Organic Hemp Oil. This pen is offered with a variety of percentages of CBD. If you look at the suggested use tab, you will see the amount of CBD you obtain per serving based upon the percentage you purchase.This product has not been evaluated by the Food and Drug Administration.This product is not intended to diagnose, treat, cure or prevent any disease.