Make a Difference, Sign up for a Study Today! Your participation in a clinical research study can make a world of difference for the people who need it most. Help us make a difference in medical science. Enroll in a Study Current Studies Study # 49122 Healthy, Loose and/or MST users, Smokeless Tobacco User Men & Women, 22 - 65 years , ages 22 - 65 years old. Compensation up to $3,500 This study will consist 5-day at home product trial run plus a 7-day inhouse stay See Details Join Waitlist Get Started Today Step 1: APPLY Apply New Participants: Please fill out this formReturning Participants or those who have already filled out a form: Call a Recruiting Coordinator at (417) 831-2048. Step 1: APPLY Step 2: ENROLL Enroll Review upcoming studies.Call a Recruiting Coordinator for a pre-screening assessment at (417) 831-2048. Step 2: ENROLL Step 3: PARTICIPATE Participate Learn all about the QPS study process. Step 3: PARTICIPATE Step 4: GET PAID Get Paid Stipends are typically paid five working days after the study completion. Payment is loaded onto a prepaid debit card. Step 4: GET PAID Make a Difference…Make Money Doing It. Fill out an application today!