Protein needs of older male cyclists after exercise
Protein Requirements Amongst Male Masters-Level Athletes Following a Cycling Exercise Bout as Determined by the Indicator Amino Acid Oxidation Technique
NA · McGill University · NCT06431334
This study tests how much protein older male cyclists need after exercising to help them recover and perform better.
Quick facts
| Phase | NA |
|---|---|
| Study type | Interventional |
| Enrollment | 8 (estimated) |
| Ages | 65 Years and up |
| Sex | Male |
| Sponsor | McGill University (other) |
| Locations | 1 site (Montreal, Quebec) |
| Trial ID | NCT06431334 on ClinicalTrials.gov |
What this trial studies
This study investigates the protein requirements of male masters-level cyclists aged 65 and older following a cycling exercise bout. It utilizes the indicator amino acid oxidation technique, a non-invasive method that aims to provide a more accurate assessment of protein needs compared to traditional nitrogen balance techniques. The goal is to reassess dietary protein recommendations to better support recovery and performance in this active population. Participants will undergo multiple metabolic trials to determine their specific protein intake needs.
Who should consider this trial
Good fit: Ideal candidates are healthy male cyclists aged 65 and older who train extensively and have stable body weight.
Not a fit: Patients with significant chronic diseases or those unable to adhere to dietary restrictions may not benefit from this study.
Why it matters
Potential benefit: If successful, this study could lead to improved dietary guidelines for older athletes, enhancing their recovery and performance.
How similar studies have performed: While there is limited research using the indicator amino acid technique in this specific population, similar approaches have shown promise in assessing protein needs in other athletic groups.
Eligibility criteria
Show full inclusion / exclusion criteria
Inclusion Criteria: * 18.5\< BMI \<35 kg/m\^2 * Overtly healthy masters level cyclists ≥65 years * Masters level cyclist training (\>4 days per week; \~100 km per week) * Body mass stable over previous 6-months * Availability for multiple metabolic trials (\~7 trials) * Ability to travel to and from laboratory facility Exclusion Criteria: * Recent history of weight loss or weight gain (\>5% body weight) * Uncontrolled hypertension * ≥2 chronic diseases (e.g. diabetes, osteoporosis, dyslipidemia) * Acute illness that could affect protein metabolism (HIV, renal dysfunction, influenza) * Currently using anti-inflammatory medications * Inability to adhere to study protocol (i.e., alcohol, caffeine, dietary restrictions) * Regular tobacco user * Illicit drug use * Habitually ingesting ≥3 g/kg/bw
Where this trial is running
Montreal, Quebec
- McGill University — Montreal, Quebec, Canada (RECRUITING)
Study contacts
- Study coordinator: Tyler A. Churchward-Venne, Ph.D.
- Email: tyler.churchward-venne@mcgill.ca
- Phone: (514) 398-4184
How to participate
- Review the eligibility criteria above with your treating physician.
- Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
- Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions: Healthy, Increased Metabolic Requirements, Dietary Reference Intakes