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Official title Assessing the Influence of Habitual Beef Intake on Key Molecular Markers of Brain Health
ClinicalTrials.gov ID: NCT07623785
What this study is testing
- What it's testing
- his study investigates whether eating lean beef every day can help support brain health and healthy aging in older adults. As people age, protecting memory and cognitive function becomes increasingly important.
- Which group you join is decided by chance.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 65 and older. Healthy volunteers may be eligible.
You may be able to join if
- Adults aged 65 years and older.
- Generally healthy with no acute illnesses.
- Fluent in English.
- Willing to consume lean beef and dairy products (cottage cheese and whey protein) daily during the intervention phases.
- Willing to maintain current, habitual diet, physical activity levels, and body weight throughout the study.
You likely can't join if
- Diagnosed with Alzheimer's disease, Parkinson's disease, or other severe cognitive disorders.
- History of gastrointestinal diseases (e.g., Crohn's disease, celiac disease) or major gastrointestinal surgery.
- Uncontrolled diabetes, severe liver or kidney disease, or a recent cardiovascular event (within the past 6 months).
- Allergies or severe intolerances to beef or dairy, or adherence to a strict vegetarian or vegan diet.
- Body weight fluctuation of \>5% within the past 3 months.
- Use of systemic antibiotics within the 2 months prior to baseline.
See the full eligibility criteria
- Adults aged 65 years and older.
- Generally healthy with no acute illnesses.
- Fluent in English.
- Willing to consume lean beef and dairy products (cottage cheese and whey protein) daily during the intervention phases.
- Willing to maintain current, habitual diet, physical activity levels, and body weight throughout the study.
- Willing to fast for 12 hours prior to clinical visits and provide blood, urine, stool, and saliva samples.
- Diagnosed with Alzheimer's disease, Parkinson's disease, or other severe cognitive disorders.
- History of gastrointestinal diseases (e.g., Crohn's disease, celiac disease) or major gastrointestinal surgery.
- Uncontrolled diabetes, severe liver or kidney disease, or a recent cardiovascular event (within the past 6 months).
- Allergies or severe intolerances to beef or dairy, or adherence to a strict vegetarian or vegan diet.
- Body weight fluctuation of \>5% within the past 3 months.
- Use of systemic antibiotics within the 2 months prior to baseline.
- Current heavy smoking or excessive alcohol consumption.
The study team makes the final eligibility decision.
Where it's taking place
- Brookings, South Dakota, United States
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 65 years and older. Healthy volunteers may be eligible. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Brookings, South Dakota, United States. Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.