CoQ10 and Female Fertility — What the Research Shows

CoQ10 is one of the most studied supplements in reproductive medicine — and for good reason. As both a key player in cellular energy production and a potent antioxidant, it has a direct role in supporting oocyte health, ovarian function and embryo development.

A 2025 review published in Frontiers in Cell and Developmental Biology synthesised current evidence on CoQ10’s mechanisms in protecting female fertility, including its effects on oocyte maturation, embryonic development and ovarian ageing.

The body’s natural capacity to synthesise CoQ10 declines with age, and this decline appears to coincide with age-related decreases in fertility and increases in embryonic chromosome abnormalities.

Clinical studies have shown that CoQ10 supplementation can enhance ovarian response to stimulation and improve embryo quality — particularly in women with diminished ovarian reserve or those of advanced reproductive age. Notably, higher CoQ10 levels in follicular fluid have been associated with better embryo quality and higher pregnancy rates in IVF cycles.

CoQ10 has also shown potential in addressing conditions such as polycystic ovary syndrome and premature ovarian insufficiency — making it relevant across a broad range of fertility concerns, not just age-related decline.

For women in their 30s and 40s who are thinking proactively about their reproductive health, CoQ10 is one of the most well-supported nutritional strategies available.

Source: Jiang et al., Frontiers in Cell and Developmental Biology, 2025.
Read the full review here