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United States Department of Agriculture

Agricultural Research Service

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Acute Effects of Fats on Satiety and Energy Needs

Why are we doing this study?

The purpose of this study is to determine the effect of consuming dietary sources of fat on responses of satiety and energy metabolism. The effect of dietary fat sources on satiety, appetite and energy utilization is not clear. Studies in a controlled setting will be performed. This study is being conducted by Susan K. Raatz, Ph.D., R.D. at the Grand Forks Human Nutrition Research Center in Grand Forks, ND.

This study is being supported by a grant from the United States Department of Agriculture.

Who is eligible for this study?

  • Men and women, 18-50 years of age
  • Women must currently be on oral contraceptives
  • Overweight
  • Not planning to gain or lose weight
  • Medical history demonstrating good health
  • Non-smoker
  • Willingness to comply with the demands of the experimental protocol
  • Do not have an uncontrolled medical problem (including blood pressure of >160/100)
  • May not be pregnant or lactating
  • May not exhibit an eating disorder
  • Not taking medications known to affect appetite body composition, body weight, or food intake (including steroid-based medications)
  • Low intake of long chain omega 3 fatty acids

What is required of me for this study?

  • No exercise for 72 hours prior to testing
  • Consume given food items at requested times
  • Blood Draws
  • Complete Questionnaires
  • Sit at rest in a metabolic chamber

Will I get compensated for my time?

You may be compensated as much as $530, or a 13 month individual membership, or a 9 month family membership to Choice Health and Fitness.

Who can I call about this study?

Applications are online at:

If you have more questions call (701) 795-8396

or e-mail

Last Modified: 3/30/2017
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