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Impact of dairy products and plant-based alternatives on metabolic and immune health

In Progress

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This project compares how dairy and plant-based alternatives affect immune and metabolic health in an animal model of obesity and insulin resistance. 

Project Overview 

Obesity increases the risk of chronic diseases like heart disease and diabetes, and many people turn to plant-based alternatives (PBAs) believing they’re healthier than dairy. However, dairy products are packed with essential nutrients—including choline and unique healthy fats—and emerging research shows they may support immune and metabolic health. The main objective of this research project is to test if PBAs can improve the immune system and cardio-metabolic risk factors to the same extent as dairy in an established animal model of obesity and insulin resistance.   

What Will the Research Team Do? 

The research team will test how dairy products and plant-based alternatives affect the immune system and metabolism in an animal model of obesity and insulin resistance. The primary objectives of this work are to: 

  • Study how each diet affects immune function in the gut and bloodstream. 
  • Compare their impacts on markers of metabolic health like insulin resistance, inflammation, and cholesterol levels. 
  • Analyze how these effects differ in both fasting and non-fasting states. 

Principal Investigator 

Spencer Proctor 
University of Alberta 

Co-Investigators 

Caroline Richard 
University of Alberta  

Donna Vine 
University of Alberta  

Key Words 

  • Insulin resistance, Immune function, Dairy vs. plant-based 

Period: 2024-2026

Last Updated: April 01, 2025

Funding Partners