GI Tolerance

Ongoing Study

We are assessing the tolerance of varying doses of collagen peptide (a type of protein) in healthy adults

Eligibility criteria:

  • Aged between 55-70
  • BMI between 18.5-28.0


  • Consume an increasing dose of the protein supplement everyday, over 20 days
  • Attend 7 visits over 5 weeks
  • Visits 2-7 will occur every 4 days so please be aware must be available for these

This study involves taking an increasing dose of the protein supplement every 3-5 days over the course of 3 weeks or up to a time in which you produce a loose or watery stool. After this occurrence you will discontinue taking the supplement and be booked in for your final visit.

Please click the button below to complete the Pre-screening Questionnaire to help us determine your eligibility for the trial.
Note: If you are taking part, the first visit for this study will take place in mid December & the subsequent 6 visits, during which you start taking the supplement, will commence at the beginning of January. You are not required to do anything in relation to the study during this break over Christmas.

Study visits take place in Atlantia Food Trials HQ in Heron House Offices, 1st Floor, Blackpool Retail Park, Cork.
All participants will receive reimbursement of €450 upon completion of the study.
Refer a friend that qualifies for the study and receive

For further information:
+353 (0)21 430 7442

(If you are unsure that you have any of the factors mentioned above, we can check them for you in our clinic)