Effects of Fruit Juices on Hormone Metabolism

Effect of Grapefruit Juice and Exercise on Cortisol Levels

The purpose of this study is to determine whether grapefruit juice alters the metabolism of cortisol following intense exercise.

Inclusion Criteria:

• Young men and women, not taking medications known to alter glucocorticoid metabolism

Exclusion Criteria:

• Diabetes, uncontrolled hypertension, obesity, any medication known to interact with grapefruit juice