Empower Your Loved Ones: Gift Function for Any Occasion.
Gift Health, Gift Years
Give time
not stuff.
The only gift that really matters is more
years to their life.
What is Function?
Unlock 100 healthy years.
The first-ever membership that includes the cost of 100+ lab tests—comprehensive across heart, thyroid, hormones, metabolic, toxins, nutrients, autoimmunity and more. Robust results turn into actionable insights from top doctors. Just $499 per year.
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Included with Membership
The year-round gift of owning their health.
Give your loved ones agency over their health, disease detection and a path to a longer life. Function is the one place for advanced lab testing, results tracking, insights, and explanations, allowing you to concentrate on living. No hidden fees. No insurance involved.
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Function includes the cost of 100+ lab tests.
Each membership year begins with the Annual set of the most comprehensive  100+ lab tests.  Then 3-6 months later, members receive Follow-Up set of 60+ lab tests to see how their body has changed.
Whole-body testing.
All-in-one testing across heart, hormones, thyroid, cancer signals, nutrients, heavy metals, metabolic health, liver, kidney, pancreas and even more. 5x more testing than most physicals.
Re-test as needed.
Focus on specific areas or test everything again. Easy to book. Fully transparent prices.
Results that make sense.
Easy to read. Easy to understand. Evidenced-backed insights based on your unique results, developed with the world’s top doctors.
Tracked over a lifetime.
All results are tracked and stored in one secure dashboard. Learn about your health right now. Track how the body changes over a lifetime.
Convenient lab testing with 2000+ locations.
Visit a designated lab location convenient to you nationwide. Lab visits are not yet available in NY, NJ, RI, HI, PR.
Access to Grail’s Galleri cancer testing.
Detect 50+ cancers. As early as stage 1. Just two vials of blood. Includes ovarian, breast, testicular, cervical, melanoma, colon, and pancreatic.
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How Function works
Health made simple:
Function makes testing easy, fast and powerful.

1

5 minutes to book
Book a time slot at one of the 2,000+ labs across the US.

2

15 minute lab visit
Annual tests require two lab visits and 8-hour fast.

3

Take action. Test again.
Results become personalized insights and clinician reviews.
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What is Function?
Results over time
Stay up-to-date with your ever-changing health. Results are tracked over time with clear explanations for each test in a secure dashboard. Prioritize changes, and watch your progress with each new test. It’s the first step in owning your health outside the doctor’s office.*
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Gift messages from real Function gifters
“This is a full hormone panel, heart panel, full everything! Please do this for me.”
“Because I love you and I want us to live to see our great grandchildren 💞”
"Live to 100 with me, lover"
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Frequently Asked Questions
How do I gift Function to a loved one?
Gifting Function to a loved one is effortless. Simply click here.
Can I buy a Function gift for myself?
Yes, Function gifts can be purchased for yourself or a loved one.
Does the recipient get to skip the waitlist?
Yes. We have unlocked 1,000 gifts that get to bypass the waitlist and gain access to Function immediately.
What's tested?
All-in-one testing across heart, hormones, thyroid, cancer signals, nutrients, heavy metals, metabolic health, liver, kidney, pancreas and even more. 5x more testing than most physicals.
How can I give my gift to my loved one?
On the date of your choosing, we will email and text your recipient with your gift, and your gift message. You can also forward them the email gift confirmation you receive.
When does membership start for my gift?
Your recipient's membership will kick off when they activate the gift, granting them immediate access to our services.
How will I know if my recipient gets their gift?
You will receive confirmation once your recipient receives their gift, ensuring you're kept in the loop about the delivery status.
Does the gift expire?
Gifts expire one year after purchase.
Why do I have to select a send date?
Choosing a send date allows you to schedule the gift's delivery for a specific occasion or date of your choice (like a holiday or birthday).
What if my recipient doesn’t receive the gift?
In the rare event that your recipient does not receive the gift, please reach out to our support team, and we'll assist in resolving the issue.
What if my recipient doesn’t use the gift?
Refunds are not available for gifts. However, you can reach out to our customer support team to regift the Function membership to someone else.
“Function is the most powerful approach to health I’ve seen in my career as a doctor.”
Mark Hyman, M.D.
Co-Founder & Chief Medical Officer
“Function is the most powerful approach to health I’ve seen in my career as a doctor.”
Mark Hyman, M.D.
Co-Founder & Chief Medical Officer