No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
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Review the details below, then apply to join this clinical trial.
At a Glance
Age
40 – 65
Sex
Any
Study type
Interventional
Purpose
Treatment
Participants needed
20 (estimated)
Sponsor
University of Arkansas · Other
Who this trial is looking for
This trial is looking for adults with prediabetes to compare a diet mainly with lean pork to a diet with plant-based proteins. Participants will eat specific meals for 4 days while following certain health guidelines.
Are You a Good Fit for This Trial?
Rules you outChronic inflammatory disease
You may be able to join if
I am between 40 and 65 years old.
My BMI is between 25 and 40.
I can provide consent for myself.
I am not showing symptoms of COVID-19.
I agree to not drink alcohol or use marijuana and CBD products during the study.
My HbA1c is between 5.7% and 6.4% or my fasting glucose is between 100 and 125 mg/dL.
You may not be able to join if
I do not eat animal protein.
I have allergies to wheat or soy.
My BMI is below 25 or above 40.
I have a low hemoglobin level.
I have a low platelet count.
I had chemotherapy or radiation in the last 6 months.
I have had gastrointestinal bypass surgery.
I am pregnant or breastfeeding.
Summarized in plain language from this trial's official eligibility criteria.
The full criteria are further down this page — only the research team can
confirm whether you qualify.
Think this trial could be right for you?
Answer three quick questions written from this study's own rules to see if you may qualify. No account needed to find out.
We will be directly comparing a high-quality protein diet composed primarily of lean pork loin (PORK) to a lower-quality plant-based protein diet (PLANT) in individuals with prediabetes on muscle and whole-body protein turnover and glucose regulation.
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* 1\. Males and females ages 40-65 years.
* 2\. BMI 25 to ≤40 kg/m2 (or body fat % ≥25% in males or ≥36% in females)
* 3\. Capable of providing informed consent.
* 4\. COVID-19 negative and/or asymptomatic.
* 5\. Willing to abstain from drinking alcohol or consuming marijuana an…
Inclusion Criteria:
* 1\. Males and females ages 40-65 years.
* 2\. BMI 25 to ≤40 kg/m2 (or body fat % ≥25% in males or ≥36% in females)
* 3\. Capable of providing informed consent.
* 4\. COVID-19 negative and/or asymptomatic.
* 5\. Willing to abstain from drinking alcohol or consuming marijuana and CBD products during the 4-day study meal period
* 6\. HbA1c: 5.7-6.4% or fasting glucose 100-125 mg/dL
Exclusion Criteria:
* 1\. Participant who does not/will not eat animal protein sources.
* 2\. Allergy to wheat, soy, or common ingredients in plant-based protein products.
* 3\. Body mass index \<25 kg/m2 or \>40 kg/m2.
* 4\. Hemoglobin \<10g/dL at screening.
* 5\. Platelets \<150,000/uL at screening.
* 6\. History of chemotherapy or radiation therapy for cancer in the 6 months prior to enrollment.
* 7\. History of gastrointestinal bypass/reduction surgery.
* 8\. Pregnant or lactating individuals.
* 9\. History of a chronic inflammatory disease (e.g. Lupus, Crohn's disease)
* 10\. Currently receiving androgen (e.g., testosterone) or anabolic (e.g., GH, IGF-I) therapy.
* 11\. Currently using prescription blood thinning medications.
* 12\. Currently using corticosteroid medications (cortisone, hydrocortisone, prednisone, etc.).
* 13\. Unable or unwilling to suspend aspirin use for 7 days prior to Visit 3 and Visit 7.
* 14\. Unwilling to avoid using protein or amino-acid supplements during participation.
* 15\. Unwilling to fast overnight.
* 16\. Unwilling to avoid alcohol, marijuana and CBD products for the four study days.
* 17\. Participants on glucagon-like-peptide-1 receptor agonist (GLP-1-RA) medications for \<1 month or with less than one treatment dose (injection) every two weeks
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