Clinical trial Recruiting at 1 site Interventional Ages 19 to 30

Effects of milk and yogurt on bone health and body composition in young adults

Official title: The Effects of Milk and Yogurt Supplementation on Bone Health, Body Composition, and Gut Microbiota in Canadian Young Adults: A Randomized Controlled Trial

Run by University of Saskatchewan · NCT06265246 · Data updated 2026-11-12

This study tests whether drinking milk or eating yogurt can help young adults in Canada improve their bone health and body composition over two years.

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Quick facts

Study typeInterventional
Ages19 Years to 30 Years
SexAll
Enrollment99 (estimated)
SponsorUniversity of Saskatchewan
Academic / other
Locations1 site (Saskatoon, Saskatchewan)
StatusRecruiting
StartedSeptember 1, 2024
Main results expectedMay 1, 2027
Study endsMay 15, 2028
Registry record updatedAugust 16, 2024
Trial IDNCT06265246 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are Canadian young adults aged 19 to 30 with a dietary calcium intake below 1000 mg per day.

Probably not a fit

Patients with a body mass index over 30 kg/m2 or those with certain medical conditions affecting bone health will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study investigates how supplementation with milk and yogurt affects bone health and body composition in Canadian young adults aged 19 to 30 years. Participants with low dietary calcium intake will be assigned to consume either milk or yogurt alongside their habitual diet over a 24-month period. The research aims to fill the knowledge gap regarding the long-term impact of these dairy products on obesity and osteoporosis, which are significant public health concerns in Canada. By examining the role of probiotics and key nutrients in dairy, the study seeks to provide insights into improving health outcomes in this age group.

Why it matters

Potential benefit: If successful, this study could lead to improved bone health and body composition in young adults, potentially reducing the risk of osteoporosis and obesity.

How similar studies have gone: Previous studies have suggested positive effects of dairy consumption on bone health and body composition, indicating potential for success in this approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 19-30 years old
* Dietary calcium intake below 1000mg/ day
* living in the Saskatoon area (Saskatchewan, Canada)

Exclusion Criteria:

* Calcium intake from both food and supplement above the estimated average requirement (EAR) for adults aged 19-30 years (\>800 mg/day)
* Total dairy intake of more than 1 serving per day
* Body mass index greater than to 30 kg/m2
* Medical history of metabolic bone, liver, endocrine, connective tissue, and respiratory diseases, thyroid disorders, or cancer
* Diagnosed cases with secondary osteoporosis due to hypoparathyroidism
* Hormonal disorders or disturbances
* Taking medications known to influence bone mass and density (e.g., steroids, diuretics, heparin, and cancer drugs)
* Cow's milk allergy
* Pregnant or lactating women, or those planning to conceive during the duration of the trial

Where it's running

  • University of Saskatchewan
    Saskatoon, Saskatchewan, Canada
    Recruiting

Study contacts

  • Principal investigator: Hassan Vatanparast, MD, PhD — University of Saskatchewan
  • Study coordinator: Hassan Vatanparast, MD, PhD
  • Email: vatan.h@usask.ca
  • Phone: 306-966-8866

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.