RecruitingNot ApplicableNCT06817252

How a Mediterranean Diet With Potatoes Impacts Heart and Metabolic Health in Adults With Pre-Diabetes

Effects of a Mediterranean Dietary Pattern With White Potato on Cardiometabolic Health in Adults With Pre-Diabetes


Sponsor

University of Nevada, Las Vegas

Enrollment

60 participants

Start Date

Apr 24, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

The goal of this clinical trial is to is to determine the effects of baked potato with the skin (BP) + nutrition education focused on adherence for a Mediterranean Dietary Pattern (MEDNE) on glycemic control, cardiometabolic health, and dietary quality in individuals with pre-diabetes from different demographic backgrounds. The main questions it aims to answer are: * Does BP+MEDNE contribute to improvements in indices of glycemic control, vascular function, blood lipids, inflammation/oxidative stress, and body composition? * Does BP+MEDNE contribute to improvements to overall dietary intake and quality? Researchers will compare BP+MEDNE to MEDNE alone to see if BP+MEDNE can improve glycemic control, cardiometabolic health, and dietary quality in individuals with pre-diabetes from different demographic backgrounds. Participants will: * Be asked to come to the study site initially for a Screening Study Visit to confirm eligibility. * Be asked to come the study site for a Pre-Baseline and Pre-12-Week Study Visit (one week prior to Baseline and 12-Week Study Visits) for placement of placement of a continuous glucose monitor and wearable devices to be removed at Baseline and 12-Week Study Visits. * Be asked to come to the study site for Baseline, 6- and 12-Week Study Visits for assessments of glycemic control and cardiometabolic health. * Be asked to complete 3-Day Food Records throughout the 12 week study period for assessment of dietary quality (5 total) * Receive pre-recorded MEDNE ( which can be accessed via computer device/ipad/smartphone) after Baseline and 6-Week Study Visits. * If randomized to the BP+MEDNE group, participants will receive pre-prepared baked potatoes with the skin for the 12-week study period (every 3 weeks) at Baseline and 6-Week Study Visits and asked to come to the study site for picking up the pre-prepared baked potatoes at weeks 3 and 9 of the study period.


Eligibility

Min Age: 45 YearsMax Age: 80 Years

Plain Language Summary

Simplified for easier understanding

This study is testing a Mediterranean-style diet that includes potatoes to see how it affects heart health and blood sugar control in adults with prediabetes — a condition where blood sugar is higher than normal but not yet at the level of diabetes. Potatoes are often avoided in healthy eating guidelines, but researchers want to test whether they can fit into a heart-healthy diet when prepared and eaten the right way. **You may be eligible if...** - You are a man or postmenopausal woman between 45 and 80 years old - You live in or near Las Vegas/Henderson, NV - You have a body mass index (BMI) between 25 and 40 - Your HbA1c (a blood sugar marker) is between 5.7% and 6.4% (prediabetes range) - You currently eat baked potatoes fewer than 2 times per week **You may NOT be eligible if...** - You have diagnosed diabetes or other significant health conditions - You are currently on medications that would interfere with the study diet - You are pregnant or planning to become pregnant Talk to your doctor to see if this trial is right for you.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

BEHAVIORALMediterranean Diet Nutrition Education

Participants randomized to receive the Mediterranean Diet Nutrition Education will receive a pre-recorded education session (lasting approximately 1 hour) they can watch at home after their Baseline and 6-Week Study Visits, which will be created by the PI and Co-I's of the study (who are comprised of Professors who are either Registered Dietitian credentialed or have experience with creating nutrition/physical activity programs), including an explanation of the principles and components of a Mediterranean dietary pattern and its benefits, guidance on recommended intake of various food groups, budget-friendly strategies for incorporation, supporting resources (educational materials and online tools), and techniques for overcoming barriers to following a Mediterranean dietary pattern. Additional educational materials will be provided to participants through computer or web-based sources.

BEHAVIORALMediterranean Diet Nutrition Education with Baked White Potato

Participants randomized to receive the Mediterranean Diet Nutrition Education with Baked White Potatoes will similarly receive a pre-recorded education session (lasting approximately 1 hour) they can watch at home after their Baseline and 6-Week Study Visits (same as the Mediterranean Diet Nutrition Education group). They will also receive will 100 g roasted white russet potatoes with the skin and will be asked to consume the regimen as a part of their meals (breakfast, lunch, dinner) or as a snack throughout the day to contribute to a balanced meal plan. The baked white potato regimen will be pre-portioned (in 100g amounts), stored in the freezer and given in freezer-microwave safe containers. The baked white potato regimen is approximately 100 kilocalories, 22g carbohydrates, and 0.2g of fat . In order to increase participants' compliance, they will be informed of a variety of ways to consume the baked white potato regimen.


Locations(2)

Department of Kinesiology and Nutrition Sciences

Las Vegas, Nevada, United States

University of Nevada Las Vegas

Las Vegas, Nevada, United States

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NCT06817252


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