Effects of consuming ounce equivalent portions of fresh pork versus nuts, beans, and eggs, as defined by the Dietary Guidelines for Americans on essential amino acid substrate availability for protein anabolism in older adults

Study Overview

This study is looking at how different sources of protein influence blood amino acids (building blocks for proteins in the body).

Study Description

If eligible, participants will be asked to come to Stone Hall at Purdue’s main campus in West Lafayette for 1 screening day and 4 testing days during the study. The screening will take 30 minutes.Testing days involve consuming a meal and timed blood draws from an IV line over approximately 5.5 hours. Participants will be asked to consume a provided dinner the night before each testing day. There will be no added cost to participate in the study.

Additional Information

Seeking older adults who are:
Age 55-75
BMI between 20-35
Be weight stable (± 4.5 kg/10 lbs in previous 3 months)
Current non-smokers
Not diagnosed with diabetes
Willing to travel to Purdue University for study visits

Participants will be paid for their participation.


  • IRB Number: IRB-2019-354 (PURDUE)
  • Research Study Identifier: TX10593
  • Principal Investigator: Wayne Campbell

Recruitment Status

Open

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