25k+ customers

4.9 on Google
A sperm test for a healthier you.
Improve your whole-body wellness through your sperm. From home.
Your sperm has a lot to say.
Sperm quality isn’t just a measure of fertility. It’s a biomarker for your overall health, including your risk of illness in the future.
"Infertility is a warning: Problems with reproduction may mean problems with overall health."
Dr. Michael Eisenberg
The Huberman Lab podcast

Studies of over
1.5 million people
have found strong connections between sperm quality and risk of disease.
Sperm quality is closely correlated with your chance for infertility, heart disease, testicular cancer, leukemia, and other illnesses.

medical conditions in infertile men: analysis of United States claims data.” Fertility & Sterility, 2016.
Data that can change your future.
We use your sperm quality and lifestyle factors to assess your unique risk for disease.
These key metrics can be used to understand your fertility and overall health.
Get your personal next steps to take control of your health and fertility outcomes.
Order your at-home kit now.
100% from home
Results in 48 hours
Military-grade protection
100% from home
Results in 48 hours
Military-grade protection
100% from home
Results in 48 hours
100% from home
Results in 48 hours
Military-grade protection
100% from home
Results in 48 hours
Military-grade protection
100% from home
Results in 48 hours
Military-grade protection
100% from home
Results in 48 hours
Military-grade protection
100% from home
“I found out I am at an increased risk of developing testicular cancer because of my sperm quality. Now that I know, I can do something about it.”

Jake P.
Grad student
“The process is easy and the kit is simple to use. Results came rather quickly. Totally cool, lots of info about my sperm. I like the fact that they have an online dashboard for the results.”

Esteban R.
Personal trainer
“My sperm results said I was at risk for diabetes... A literal week later I asked my doctor to do a blood test for pre-diabetes and it was elevated. I wouldn’t have known if I had never taken this test.”
Michael W.
Entrepreneur
Trusted by leading experts in men’s health.

Dr. Michael Eisenberg
MD, urologist, male fertility specialist, male sexual function specialist

Dr. David J. Shulkin
MD, former secretary, US Department of Veterans Affairs

Dr. Paul Turek
Leading expert, men’s sexual health and reproductive urology; The Turek Clinic

Dr. Ramy Abou Ghayda
MD, MPH, urologist and men’s health advocate at University Hospitals
How to freeze your sperm with Legacy

Easy (and even enjoyable).
1
Order your kit
2
Produce your semen sample at home and ship it back same-day
3
We’ll analyze your sample, and you’ll get results within 48 hours
4
Take action to improve your health
You’re one of a kind.
So is our test.

Safe travels
Our kit includes a clinically tested, FDA-approved transport media. It stabilizes pH, prevents bacterial growth, and maintains sperm health during overnight shipping.

The most scientifically advanced at-home sperm test
Legacy’s at-home test looks at seven key metrics of sperm health to give you in-depth insights into your overall health and areas for improvement.

Clinic-grade testing from home
Legacy’s mail-in kit has been clinically tested and validated. Results are highly correlated to the results you’d get from a traditional one-hour analysis.

For your use only
Your sample's unique identifier is double-checked at every step. At Legacy, your sperm is tested or stored for you and you alone — never donated, sold, or experimented with.

Results anyone can understand
Your digital dashboard gives you clear results and actionable tips: sperm metrics, potential health risks, recommended lifestyle changes.