Monitor your smell & taste and notice promptly if your senses decrease: it could be COVID-19!
This study requires you to evaluate your daily beverage every morning (e.g. coffee or tea) for 30 days regarding its smell and taste. You can participate on your mobile phone, filling out the short questionnaire will take about 3min per day. Reimbursement: 3 participant hours.

Take part here!

Subject Database

Our research group additionally offers the registration in our subject database, whose members are notified about possible participation in our current studies via e-mail. For this purpose, your name and e-mail address will be saved. Furthermore, we store information about any optical aids, your age, sex and native language. This is necessary to determine your eligibility for some studies in advance. Please note our data privacy statement available for download here. You can revoke your registration at any point by contacting

To register fill in the following form: