Actiful 2 Study

November 24th, 2022

In this study the effect of orange and pomegranate extract on exercise capacity in middle-aged healthy individuals is researched. Interested to know more about this ongoing project or interested in joining this study as a participant? Read more below.


What is being researched?

In this study, we examine whether the daily use of a dietary supplement containing active substances from orange and pomegranate has a beneficial effect on the exercise performance of healthy, middle-aged subjects. The research is being conducted at the research location of Maastricht University in Maastricht or in Venlo (Villa Flora).

The study lasts approximately 14 weeks, during which you take a test product or placebo for 12 weeks. You will come to the research facility five times. Once for screening and four times for the testing days (total duration of approximately 6.5 hours).

The following measurements will be performed:

  • questionnaires about your health, physical activity and quality of life;
  • blood is drawn;
  • you are going to wear an exercise meter twice (during 1 week) and perform moderately intense cycling tests.
  • Optionally: You can also choose to participate in the sub-study, in which a muscle biopsy is taken twice

After completing the study, you will receive a reimbursement of €175 and travel expense (+ €100 for the extra participation in the muscle biopsy)

We are recruiting participants! We are looking for:

  • Healthy adults
  • 40 – 65 years old
  • Non-smoker
  • Sedentary lifestyle
  • BMI = 25 to 29.9 (Click here to calculate you BMI)

If you are interested in participating or would like more information, send a mail to or fill out this form!