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Effects of Increased Greek Yogurt Consumption in Youth and Young Adult Athletes
Sponsor: Brock University
Summary
Physical activity and dairy consumption during growth and development are each known to improve peak bone mass in young adults. Peak bone mass, the maximum amount of bone a person will have in their lifetime, is typically reached in the early 20's in females and late 20's in males. However, evidence suggests that young people do not consume enough dairy to maximize their bone mass. The resulting effect in peak bone mass can be troublesome, particularly for athletes, such as volleyball players. This study aims to determine whether increased dairy consumption combined with training can have an additive effect on the physiology of young competitive athletes. Specifically, we will examine whether Greek yogurt consumption will lead to beneficial changes in bone metabolism and inflammation, in adolescent and young adult, male and female athletes, similar to those observed with whey protein supplementation. Many athletes choose exclusively protein supplementation and miss out on other nutrients vital for healthy growth and development. By examining the benefits of Greek yogurt across different athlete age groups and sexes, this work will help reshape the attitudes, beliefs, and behaviours surrounding diet of young athletes.
Official title: Effects of Increased Greek Yogurt Consumption on Circulating Markers of Bone Metabolism and Inflammation in Youth and Young Adult Athletes
Key Details
Gender
All
Age Range
15 Years - 22 Years
Study Type
INTERVENTIONAL
Enrollment
40
Start Date
2023-09-01
Completion Date
2026-04-30
Last Updated
2024-12-31
Healthy Volunteers
Yes
Conditions
Interventions
Greek yogurt
For 16 weeks, athletes will consume 2 servings/day of 175 g GY (0% MF, flavoured, 130 calories, 17 g protein, 225 g calcium; e.g., OIKOS High Protein GY)
Whey protein
For 16 weeks, athletes will consume 2 servings/day of 2/3 of a scoop of commercially available WP powder (flavoured, \~29 g, 120 calories, 19 g protein, 112.5 g calcium; e.g., PURE Whey Protein, Walmart)
Locations (1)
Brock University
St. Catharines, Ontario, Canada