Eggs and Heart Health: New Research Clears Eggs of Cholesterol Concerns
New research from the University of South Australia reveals that eggs do not increase cholesterol levels when consumed as part of a low-saturated-fat diet, challenging traditional beliefs about eggs and heart health.
Recent research from the University of South Australia has challenged long-standing beliefs about eggs and their impact on heart health. Historically, eggs have been associated with increased cholesterol levels and heightened risk of cardiovascular disease (CVD), leading many to limit their intake. However, a groundbreaking study published in The American Journal of Clinical Nutrition reveals that dietary cholesterol from eggs does not necessarily elevate LDL cholesterol, often termed the 'bad' cholesterol, when consumed as part of a diet low in saturated fats.
The study meticulously separated the effects of dietary cholesterol and saturated fats. Findings indicate that consuming two eggs daily, within a diet low in saturated fat, can actually contribute to lowering LDL levels and potentially reduce heart disease risk. This contrasts with saturated fats, which remain the primary dietary factor influencing elevated cholesterol.
Given that CVD is the leading cause of death worldwide, responsible for nearly 18 million deaths annually, these findings are significant. In Australia alone, one in four deaths is attributed to cardiovascular issues, with a death every 12 minutes.
Professor Jon Buckley emphasizes the importance of re-evaluating dietary guidelines. He notes that eggs are high in cholesterol but low in saturated fats, which are the real culprits behind cholesterol elevation. "Eggs have been unfairly judged for their cholesterol content. Our research shows that eggs, when eaten as part of a balanced low-saturated-fat diet, do not increase bad cholesterol levels," he explains. "In fact, it's the saturated fats, like those from bacon or sausage, that are more likely to impact heart health."
This study offers a new perspective on breakfast choices, suggesting that eggs in moderation are not harmful and can be part of a heart-healthy diet. The research underscores the importance of focusing on overall dietary patterns rather than demonizing specific foods.
Source: https://medicalxpress.com/news/2025-07-sunny-side-eggs-cholesterol-heart.html
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