Increasing Egg Quality

14.05.2026 Prof. Dr. Cihan Kaya

Egg Quality Improvement: Scientific Methods – Comprehensive Guide

What is Egg Quality?

Egg quality refers to the genetic integrity of the oocyte and its capacity for embryo development. Age is the most significant determinant, but environmental and metabolic factors also play a role.

Age Factor

As a woman's age increases, the risk of chromosomal anomalies rises. Therefore, the most effective way to improve egg quality is timely fertility planning.

Nutrition and Antioxidants

A Mediterranean-style diet and antioxidant-rich nutrition (Vitamin C, Vitamin E, Coenzyme Q10) can contribute to oocyte quality by reducing oxidative stress.

Coenzyme Q10

It supports mitochondrial function, and its positive effects on oocyte quality have been demonstrated, especially in older patients.

Vitamin D

Vitamin D deficiency is associated with fertility. Maintaining optimal levels is recommended.

Avoiding Smoking and Toxins

Smoking, environmental toxins, and heavy metals negatively affect egg quality. They should be strictly avoided.

Body Mass Index

Being excessively underweight or obese disrupts hormonal balance. Maintaining a normal BMI range is important.

Exercise

Regular moderate exercise supports hormonal balance. Excessive exercise, however, can have a negative impact.

Sleep and Stress Management

Chronic stress and sleep disorders can affect the hormonal axis, potentially reducing oocyte quality.

Endometriosis and Inflammation

Inflammatory conditions like endometriosis can affect egg quality. This effect can be mitigated with an appropriate treatment plan.

Medical Support

Studies suggest that DHEA, melatonin, and certain antioxidants may be beneficial in specific patient groups, but routine use should be evaluated on a patient-by-patient basis.

Conclusion

While it may not be possible to completely change egg quality, it can be optimized through lifestyle, nutrition, and appropriate medical approaches.

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