# PROFERTIL: No\. 1 proven efficacy in male fertility > PROFERTIL® was developed to optimize sperm quality and use in male infertility\. The effect is studied\. Generated by Yoast SEO v28.4, this is an llms.txt file, meant for consumption by LLMs. ## Pages - [Imprint](https://profertil.eu/imprint/) - [Contact](https://profertil.eu/service/contact/) - [Privacy Policy](https://profertil.eu/privacy-policy/) - [The «Male factor»](https://profertil.eu/infertility/the-male-factor/) - [Infertility](https://profertil.eu/infertility/) - [Diagnosis](https://profertil.eu/infertility/diagnose/) - [Step\-by\-step](https://profertil.eu/infertility/step-by-step/) - [Sperm production](https://profertil.eu/sperm-health/sperm-production/) - [Sperm health](https://profertil.eu/sperm-health/) - [Spermiogram](https://profertil.eu/sperm-health/spermiogram/) - [DNA breaks](https://profertil.eu/sperm-health/dna-breaks/) - [Miscarriage](https://profertil.eu/sperm-health/miscarriage/) - [PROFERTIL® \- highest quality standard \(GMP\)](https://profertil.eu/profertil-highest-quality-standards-gmp/) - [FAQ](https://profertil.eu/faq/) - [Doctors about PROFERTIL®](https://profertil.eu/experience/doctors-opinions-on-profertil/) ## Optional - [Sitemap index](https://profertil.eu/sitemap_index.xml)