Male fertility rates have declined sharply in recent decades, with studies showing a nearly 50% decrease in sperm counts worldwide over the past 40 years.[1] As World Fertility Day approaches, it’s essential to shed light on the critical issue of male fertility and the promising role of mitochondrial health in reversing these alarming trends.
One of the most comprehensive studies to date, published in The Lancet in March 2024, projects a concerning future for fertility on a global scale. Researchers forecast that by the year 2100 an astounding 97% of countries could fall below the replacement-level fertility rate of 2.1 children per woman. This shift poses a significant threat to population stability worldwide—potentially resulting in declining populations in many regions.[2]
In Australia, fertility rates have reached historic lows with 2024 figures indicating an average of 1.779 births per woman—representing a 0.28% drop from 2023. The Australian Bureau of Statistics recorded 286,998 births in 2023, with the total fertility rate (TFR) for all Australian women at only 1.50 babies per woman. For Aboriginal and Torres Strait Islander women, the total fertility rate sat at 2.17 births per woman.[3]
These figures highlight an accelerating trend that could shape demographic, economic and social structures in the coming decades. While female fertility has been a focal point of concern, male fertility is equally at risk with studies showing significant reductions in sperm quality and count globally.
Mitochondria in cells rely on the antioxidant Ubiquinol to produce ATP for energy for the body to function. From approximately the age of 20, Ubiquinol levels start to naturally decline, leading to reduced mitochondrial function and increased oxidative stress. This can also result in the disruption of cellular processes, leading to a potential decline in overall health.
In the context of male fertility, mitochondrial health plays a critical part in determining sperm quality. Spermatozoa mitochondria produce energy, with sperm relying on mitochondrial ATP production for motility and fertilisation. As mitochondria are responsible for sperm motility, sperm cells with inadequate mitochondrial function are less able to travel efficiently, making it difficult to reach and penetrate the egg. This inefficiency can also impair sperm morphology and density, reducing the chances of conception.
The decline in Ubiquinol status along with increasing oxidative stress and reactive oxygen species (ROS) – a byproduct of mitochondrial dysfunction – may result in diminished male fertility, including sperm motility, morphology and count.[4]
Research over the past decade has identified Ubiquinol as a promising tool for supporting mitochondrial health and, therefore, male fertility. Studies indicate that Ubiquinol supplementation may improve sperm parameters by reducing oxidative stress, enhancing sperm motility and improving morphology.[5,6] This is essential for male fertility, as oxidative stress is closely linked to poor sperm quality and reduced fertility.
Clinical trials have underscored the benefits of Ubiquinol supplementation in improving male fertility metrics: One study reported a 53% increase in sperm count and a 26% improvement in sperm motility amongst participants taking 150mg Kaneka Ubiquinol™ per day over 6 months.[7] These results are encouraging for couples facing fertility challenges, particularly as so many fertility treatments focus solely or primarily on female reproductive health.
The future of male fertility will likely involve looking more closely at understanding and supporting mitochondrial health. With global fertility rates declining and the focus on female fertility, it’s time to acknowledge the role that male fertility plays in this global crisis of fertility decline. Ubiquinol, in supporting mitochondrial health, provides a potential avenue for addressing declining sperm quality and quantity. This approach is supported by decades of research on the safety of Kaneka Ubiquinol™ and its success in improving sperm parameters.[4-6]
As awareness grows about the importance of male fertility in achieving healthy conception, men around the world can feel empowered in proactively managing their reproductive health. By focusing on mitochondrial health, we have the potential to meaningfully address the fertility crisis and offer an effective solution for couples looking to start or expand their families.
With reproductive health being a key marker of overall wellbeing, even for men not currently considering starting a family, Kaneka Ubiquinol™ can provide a practical solution for maintaining fertility.
Always read the label and follow the directions for use. Consult your healthcare professional to establish if Ubiquinol is suitable for your needs.
[1] Levine H, et al. Temporal trends in sperm count: a systematic review and meta-regression analysis. Human Reproduction Update 2017;23(6):646-659.
[2] Bhattacharjee NV, et al. Global fertility in 204 countries and territories, 1950-2021, with forecasts to 2100: a comprehensive demographic analysis for the Global Burden of Disease Study 2021. The Lancet 2024;403(10440):2057-2099.
[3] Australian Bureau of Statistics. Births, Australia. Written 16 October 2024, accessed 30 October 2024 from https://www.abs.gov.au/statistics/people/population/births-australia/latest-release
[4] Raad MV, et al. The impact of mitochondrial impairments on sperm function and male fertility: a systematic review. Reproductive Biology and Endocrinology 2024;22(83).
[5] Balercia G. Coenzyme Q10 treatment in infertile men with idiopathic asthenozoospermia: a placebo-controlled, double-blind randomised trial. Fertil Steril 2009;91(5):1785-92.
[6] Gvozdjakova A, et al. Coenzyme Q10, a-tocopherol, and oxidative stress could be important metabolic markers of male infertility. Disease Markers 2015;827941.
[7] Thakur AS, et al. Effect of Ubiquinol therapy on sperm parameters and serum testosterone levels in oligoasthenozoospermic infertile men. J Clin Diagn Res 2015;9(9):BC01-3.
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