As we prioritize sun protection, questions have arisen about the potential impact of sunscreen chemicals on fertility. A 2017 Danish study presented at the Endocrine Society’s annual conference raised concerns about UV filters in sunscreens affecting male fertility. The researchers examined 29 out of 31 UV filters approved for use in the U.S. and EU, finding that some could potentially impact sperm motility.
Lead investigator Niels Skakkebaek suggested these findings might partially explain the prevalence of unexplained infertility. However, it’s crucial to note that this study was preliminary, and further research was needed to confirm its results.
Since 2017, the scientific community has continued to investigate this topic. While some studies have supported the initial findings, others have found no significant link between sunscreen use and reduced fertility. The overall consensus remains that the benefits of sunscreen in preventing skin cancer outweigh potential risks to fertility.
So why might sunscreen chemicals affect fertility?
- Endocrine disruption: Some organic UV filters may mimic or interfere with hormones involved in reproductive processes.
- Oxidative stress: Certain chemicals might increase oxidative stress in reproductive cells, potentially impacting sperm quality.
- Direct cellular effects: UV filters could alter cellular functions in sperm, affecting their movement capabilities.
Current recommendations from fertility experts on the use of sunscreen include:
- Opt for mineral-based sunscreens containing zinc oxide or titanium dioxide, which are considered safer alternatives.
- Use physical barriers like protective clothing and seek shade when possible.
- If you are concerned, consult a fertility specialist for a semen analysis to identify any preexisting issues.
- Stay informed about ongoing research in this field.
It’s important to remember that while we should be aware of potential risks, sun protection remains crucial for overall health.
For more information about whether sunscreen is an issue for you, or for male fertility testing, contact MCRM Fertility to discuss resources and the latest assisted reproductive techniques, or visit MCRMfertility.com. With perseverance and the right help, parenthood is possible! Make a consultation appointment today with an MCRM Fertility Specialist.