Study Reveals Benefits of Eggs for Type 2 Diabetics

Prevalence of Diabetes in Canada

A recent study published in the American Journal of Clinical Research highlights the positive effects of eggs on individuals with type 2 diabetes. As of 2014, approximately 8.1% of Canadians were diagnosed with diabetes, with the majority, about 90%, being type 2 diabetes cases. This condition arises when the pancreas fails to produce sufficient insulin or when the body does not utilize insulin effectively. Type 2 diabetes is often associated with obesity, lack of physical activity, and a family history of the disease.

Insulin Resistance and Blood Sugar Management

Managing diabetes effectively is possible through lifestyle choices, particularly by controlling blood sugar spikes through a nutritious diet. Research indicates that breakfast typically causes the most significant blood sugar increases in those with type 2 diabetes. This occurs due to heightened insulin resistance in the morning and the common consumption of high-carbohydrate breakfast foods, such as cereals, toast, and fruits.

While these foods are generally considered healthy, many individuals may opt for lower-carbohydrate breakfast options. Eggs serve as an excellent low-carbohydrate choice, comprising primarily fats and proteins, along with essential vitamins and minerals.

Research Methodology

In the aforementioned Canadian study, 23 adults with physician-diagnosed type 2 diabetes participated in two 24-hour meal plans, each with identical calorie counts, under the supervision of researchers. On one day, participants consumed a breakfast that consisted of less than 10% of calories from carbohydrates, 85% from fats, and 15% from proteins. On the alternate day, they had a breakfast aligned with standard macronutrient recommendations: 55% of calories from carbohydrates, 30% from fats, and 15% from proteins. Both meal plans included lunches and dinners with standard macronutrient distributions, while researchers continuously monitored the participants’ blood glucose levels throughout both periods.

Findings on Low-Carbohydrate Breakfasts

The study’s results indicated that the low-carbohydrate breakfast significantly reduced postprandial hyperglycemia, meaning the after-meal blood sugar spikes, without adversely affecting blood sugar levels during lunch or dinner. Additionally, it decreased premeal hunger before dinner in comparison to the standard breakfast. This outcome occurs because low-carbohydrate meals induce less glucose release, leading to smaller blood sugar spikes. Consistently reducing blood sugar fluctuations is beneficial for diabetics, as it may lessen complications associated with elevated blood sugar levels.

Implications and Future Research

These findings provide valuable insights into potential strategies for managing type 2 diabetes, emphasizing the positive impact of eggs on blood sugar levels. However, further research is necessary to investigate the long-term risks and benefits of low-carbohydrate breakfasts. Individual dietary needs may vary, and it’s crucial to focus on a nutrient-rich diet to promote overall well-being.

Written by Avery Bisbee, BSc Candidate

References

Chang, C. R., Francois, M. E., & Little, J. P. (2019). Restricting Carbohydrates at Breakfast is Sufficient to Reduce 24-Hour Exposure to Postprandial Hyperglycemia and Improve Glycemic Variability. American Journal of Clinical Nutrition, 0, 1-8. doi:10.1093/ajcn/nqy261/5435774
Public Health Agency of Canada. (2017, November 14). Diabetes in Canada. Retrieved April 25, 2019, from https://www.canada.ca/en/public-health/services/publications/diseases-conditions/diabetes-canada-highlights-chronic-disease-surveillance-system.html