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Rejuven

Fertility & Epigenetics

health AI / fertility epigenetics
StageSeed, YC-backed
YC batchYC S18
Raised$15.2M
Founded2025
Employees3
LocationSan Francisco, CA

About

Rejuven is an AI-powered women’s health platform helping women optimize their fertility and their baby’s health before conception, during pregnancy, and after birth. By combining advanced genotype analysis with proprietary AI (without the need for labs), Rejuven delivers personalized health protocols designed to enhance fertility, improve pregnancy outcomes, and set the foundation for lifelong wellness for you and your child. Our mission is to create generational health, empowering women with science-backed insights that not only improve their own wellbeing but shape the health of future generations. Led by a team of scientists, doctors, and technologists, Rejuven is building the first platform to bridge AI, genomics and nutrition into actionable daily guidance. Together, we aim to reverse the global fertility crisis, reduce childhood illnesses and redefine what it means to prepare for motherhood in the modern age.

Founders

  • John Ramunas — Founder & CEO
  • Glenn Markov — Founder & COO
  • Helen Blau — Founder & Advisor

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