Are Eggs Really a Healthy Food?
Eggs are among the most nutrient-dense everyday foods. They provide high-quality protein, essential vitamins, minerals and choline, an important nutrient for brain and nervous system function.
Yet eggs have long been controversial because their yolks contain cholesterol.
For decades, people were advised to limit egg consumption. Today, research suggests that the relationship between eggs, blood cholesterol and cardiovascular health is more complex than previously believed.
How Much Protein Do Two Eggs Provide?
One large egg contains approximately 6–7 grams of high-quality protein.
Two eggs provide around 12–14 grams, including all nine essential amino acids that the body cannot produce itself.
Egg protein is highly digestible and provides amino acids needed to maintain and repair muscle tissue.
This becomes increasingly important with age, when preserving muscle mass and strength helps maintain mobility, independence and physical function.
Eggs also provide vitamin B12, selenium and choline. The yolk contains many of these nutrients, making it nutritionally valuable rather than simply a source of cholesterol.
However, two eggs alone may not provide enough protein for an entire meal, particularly for older adults with higher protein requirements.
Do Two Eggs a Day Raise LDL Cholesterol?
Not necessarily, but individual responses differ.
Egg yolks contain dietary cholesterol, which can increase LDL cholesterol in some people. However, saturated fats also play an important role in raising LDL.
A randomized clinical trial published in 2025 compared diets with different amounts of eggs, dietary cholesterol and saturated fat.
Participants consuming two eggs daily as part of a diet low in saturated fat had lower LDL cholesterol than when following a diet higher in saturated fat.
The findings suggest that the overall composition of the diet may be more important than egg consumption alone.
However, the study was relatively short and does not prove that eating two eggs daily is equally suitable for everyone.
Is There a Recommended Limit?
There is no universal number of eggs that guarantees unchanged cholesterol levels.
The American Heart Association has indicated that healthy adults can include one whole egg daily within a heart-healthy dietary pattern. For some healthy older adults with normal cholesterol levels, two eggs daily may also be reasonable.
These are general dietary considerations, not strict biological limits.
People with elevated LDL cholesterol, familial hypercholesterolemia or established cardiovascular disease may need a more individualized approach.
What Matters More Than the Number of Eggs?
How eggs fit into the overall diet.
Boiled or poached eggs served with vegetables and whole grains are different from eggs regularly accompanied by bacon, sausages and butter.
A dietary pattern rich in vegetables, fibre, legumes, nuts and unsaturated fats remains important for cardiovascular health.
Eggs can contribute valuable protein and nutrients without replacing these foods.
Based on Research
Impact of dietary cholesterol from eggs and saturated fat on LDL cholesterol levels: a randomized crossover study. The American Journal of Clinical Nutrition, July 2025.
Carson JA et al. Dietary Cholesterol and Cardiovascular Risk: A Science Advisory From the American Heart Association. Circulation, December 2019. https://professional.heart.org/en/science-news/dietary-cholesterol-and-cardiovascular-risk
