A Study of the Physiological Effects of Glycyrrhetic Acid and the Other Chemical Components of TJ-68 in Healthy People


About this study

The purpose of this study is to assess the physiological effects of Glycyrrhetic acid and the other components of TJ-68 on healthy people.


Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria

  • Healthy subjects between 18-40 years old
  • Non-obese 
  • Non-smoker

Exclusion Criteria

  • Hypertension
  • Hyperlipidemia
  • Smoking
  • Heart disease
  • Diabetes
  • Autonomic disorders 
  • Other conditions or medications that might normally alter exercise capacity or responses

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status

Rochester, Minn.

Mayo Clinic principal investigator

Michael Joyner, M.D.

Closed for enrollment

More information


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