Eating Five Eggs Weekly Linked to 27% Lower Alzheimer's Risk

Study Explores How Egg Consumption Affects Alzheimer's Disease Risk

According to Главком: A research team from Loma Linda University in the United States published findings in June 2026 showing that older adults who regularly eat about five eggs per week may have a 27% lower risk of developing Alzheimer's disease. However, the study does not prove that eggs directly prevent the condition.

The analysis drew on data from nearly 40,000 individuals tracked over roughly 15 years. Participants who consumed approximately five eggs weekly showed the lowest Alzheimer's risk. Researchers noted that the method of preparing the eggs did not influence the results.

Key Nutrients Found in Eggs

Egg yolks are rich in essential nutrients such as choline, lutein, and zeaxanthin. Choline, in particular, supports the body's production of acetylcholine-a neurotransmitter critical for memory and learning. Eggs also provide protein, vitamin B12, selenium, and iodine, all of which contribute to overall health.

Vandana Sheth, one of the study's authors, commented: 'In this group of people who generally followed a healthy lifestyle, moderate egg consumption was linked to a significantly lower risk of Alzheimer's disease. Our findings point to a potential neuroprotective effect from the nutrients in eggs when they are part of a balanced diet.'

She added: 'What makes this study particularly interesting is that eggs can serve not only as a convenient protein source but also support healthy aging. The yolk contains brain-friendly nutrients-especially choline, which helps produce acetylcholine, a neurotransmitter involved in memory and learning processes.'

Despite these encouraging results, the study emphasizes that 'This research does not prove that eggs can prevent Alzheimer's. However, it suggests they can be a beneficial part of a diet that supports brain health. The risk of developing Alzheimer's depends on many factors, and no single food can fully protect against the disease.'

Separately, scientists have developed a copper-based drug that reduces the buildup of toxic proteins and improves long-term spatial memory. These findings may prove valuable for further research into maintaining brain health in older adults.

This news highlights the role of a balanced diet in supporting brain health, especially in later life. The study opens new avenues for investigating the potential neuroprotective qualities of foods like eggs and their impact on neurological diseases. At the same time, the results underscore the complex nature of Alzheimer's risk factors, which will require continued research.

While the recent study highlights the potential benefits of egg consumption for reducing Alzheimer's risk, other research has yielded different insights. For instance, a study found that fish oil supplements do not provide protection against Alzheimer's disease. This contrast underscores the complexity of dietary influences on cognitive health and suggests that not all popular supplements have the same protective effects.