Select and purchase products from a list, based on your symptom. (Product availability is dependent on state and local laws.)
Answer a set of symptom-specific surveys delivered at various time points over three months (6 in total).
Download and use a mobile journaling app, Strainprint, to confidentially record your experience with your selected products. (Once you register, check your email for a “Welcome to Strainprint” email to get links to the app and your login information.)