The short answer
A charge from FUNCTION HEALTH* 100 TESTS represents an annual $499 membership covering 100+ comprehensive whole-body laboratory biomarker tests through Quest Diagnostics.
What is Function Health?
Function Health Inc. provides a whole-body health membership including two comprehensive lab testing panels per year (100+ biomarkers covering heart, thyroid, hormones, nutrients, and autoimmune markers).
Memberships renew automatically every 12 months at $499/year, with testing fulfilled at Quest Diagnostics patient centers.
- Annual renewal of $499 Function Health membership
- Add-on specialty testing panels (such as Galleri early cancer detection)
- Family membership invitation and enrollment
How to Manage Function Health Membership
Cancel annual renewal or schedule testing inside your Function portal.
- Log in to functionhealth.com/account.
- review to "Settings" > "Membership & Billing".
- Select "Manage Subscription" and choose "Cancel Auto-Renew".
Frequently Asked Questions
Can I get a refund if I have not completed my Function blood test?
Function Health offers full refunds within 30 days of initial purchase if you have not completed your laboratory blood draw.
Is Function Health covered by HSA or FSA?
Yes, Function Health memberships and add-on diagnostic lab tests are eligible for FSA and HSA medical account reimbursement.
Independent reference — not affiliated with Function Health Inc.. Billing names and policies change; verify with the merchant or your bank before acting.
Verified sources
Every claim on this page is checked against official sources — open them to confirm before you call your bank.
- Function Health Terms of Service https://www.functionhealth.com
- Function Health Refund & Cancellation Terms https://www.functionhealth.com/help-center?ref=unknowncharges
Reviewed Aug 15, 2026 · high · About UnknownCharges