Clinics · Comparison
Function Health vs InsideTracker
Both are primarily bloodwork & longevity providers, so the differences are in consult model, what is bundled, who prescribes, and price.
| Function Health | InsideTracker | |
|---|---|---|
| Our score | Not scored | 10.0 / 10 |
| Starting price | $365/yr | $489 first year |
| Primary service | Bloodwork & longevity | Bloodwork & longevity |
| All services | Bloodwork | Bloodwork |
| Consult model | Unconfirmed | Unconfirmed |
| Prescriber | Unconfirmed | MD/DO |
| Labs | Included | Included |
| Insurance | Cash pay | Unconfirmed |
| Availability | 48 states | 50 states + DC |
| Cancellation | Unconfirmed | Self-serve online |
| Trustpilot | 4.4 / 5 (3,057 reviews) | 4 / 5 (617 reviews) |
| Regulatory / legal record | None found | None found |
| Relationship | Independent | Independent |
* Provisional score: one or two criteria could not be verified.
Choose Function Health if…
Adults who want twice-yearly broad lab testing at a flat cash price and do not need prescribing or treatment from the same service.
- Core lab panel (160+ tests across two draws per year) included in the $365 annual fee
- Single published annual price; HSA/FSA eligible
- Draws at 2,000+ Quest locations or at-home draw option
Read the full Function Health review →
Choose InsideTracker if…
People focused on nutrition and fitness optimization who want a periodic blood panel with algorithmic recommendations and no prescribing.
- First-year bundle price includes a blood test of up to 54 biomarkers
- Self-serve cancellation documented in the help center
- Prices for tests, bundles and mobile draw are listed publicly
Compare Function Health or InsideTracker with any other company in the comparison tool →
Function Health vs InsideTracker: common questions
Is Function Health or InsideTracker better?
We have not scored both. Function Health: Adults who want twice-yearly broad lab testing at a flat cash price and do not need prescribing or treatment from the same service. InsideTracker: People focused on nutrition and fitness optimization who want a periodic blood panel with algorithmic recommendations and no prescribing.
Which is cheaper, Function Health or InsideTracker?
Function Health starts at $365/yr (labs included). InsideTracker starts at $489 first year (membership + one Ultimate blood test). Compare what each price includes, especially labs and medication.
Do Function Health and InsideTracker include lab work?
Function Health: included. InsideTracker: included.
Which is easier to cancel?
Function Health: FAQ: no pauses, 'you can cancel and rejoin at any time'; 'Function does not offer refunds for prior payments.' The cancellation mechanism (in-app, email, etc.) is not described on the pages loaded. InsideTracker: Help center: cancel any time via Orders > Manage Subscription > Cancel subscription; access continues until membership expires (one year from activation). Memberships are annual. Refund and auto-renewal terms are not addressed in the help articles loaded.