Posted in Health & Medicine, Science Do2 stands for Dietary Obese 2 DO2 stands for O2 (Oxygen) Delivery (pulmonary medicine) DO2 Share Pinterest Tweet Whatsapp Post navigation DO3DO1 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.