Function Health vs Vitals Vault
Vitals Vault is cheaper to start ($99 vs $365 per year, lowest published plans). Vitals Vault scores higher overall (9.2 vs 9.0).
By Julian Caraulani · prices checked
Quick verdict
Our pick between the two: Vitals Vault
Vitals Vault scores 9.2/10 against 9.0 for Function Health, ahead on price and clinical care. Function Health can still be the better fit: it is best for people who want the widest yearly panel, retested twice, in one membership.
Side by side
| Function Health | Vitals Vault | |
|---|---|---|
| Lowest price | $365/yr (yearly membership, auto-renews) | $99/yr (one-off, no subscription) |
| Our score | 9.0/10 | 9.2/10 |
| Treatments | Longevity memberships | Lab test orders |
| Medication in price | Not stated | Not stated |
| Drugs dispensed | Not stated | Not stated |
| Labs | Not stated | Not stated |
| Membership | Not stated | Not stated |
| Insurance | No; self-pay | No; self-pay |
| States | 48 states (not RI, HI), per its own site (2026-10-31) | 46 states (not NY, NJ, HI, RI), per its own site (2026-11-07) |
| Cancellation | Cancel and rejoin anytime; no pauses; no refunds for prior payments; auto-renews annually at then-current price. | Full refund before sample collection; generally none after collection unless the lab fails. |
| Trustpilot | 4.5/5 (3,126 reviews) | 4/5 (3 reviews) |
| Best for | People who want the widest yearly panel, retested twice, in one membership. | People who want a one-time Quest panel with all fees in one price. |
| Prices checked | 2026-11-06 | 2026-11-07 |
Function Health: a closer look
Yearly membership: 100+ markers at Quest, a mid-year retest and a clinician summary.
In its favour
- Measures ApoB, Lp(a), fasting insulin, omega-3 and heavy metals in the base price
- Two draws a year included
- Clinicians review every result
To weigh
- No refunds for prior payments, and membership auto-renews at the then-current price.
- '160+ lab tests' counts the mid-year retest; the annual draw is 100+.
- NY/NJ residents can be billed lab fees on top of the membership, amount not disclosed upfront.
- Not available in Rhode Island, Hawaii or Puerto Rico.
Vitals Vault: a closer look
One-time panels drawn at Quest with no subscription; physician order, draw fee and report are in the price.
In its favour
- Lowest cost per measured marker we track on its $99 panel
- Physician order and draw fee in the price
- No subscription or auto-renewal
- A licensed clinician reviews every result, per its page
To weigh
- Not sold in NY, NJ, HI or RI
- Its counts of 120+, 140+ and 160+ include calculated values; we count 66, 73 and 86 measured markers
- In-lab draw at Quest only
- ApoB is not in the $99 panel; Lp(a) and insulin are only in the $399 panel
Which should you choose?
Choose Function Health
Best for people who want the widest yearly panel, retested twice, in one membership. Its lowest all-in plan is $365/yr (yearly membership, auto-renews).
Check Function Health's priceChoose Vitals Vault
Best for people who want a one-time Quest panel with all fees in one price. Its lowest all-in plan is $99/yr (one-off, no subscription).
Check Vitals Vault's priceFunction Health vs Vitals Vault: questions people ask
Is Function Health or Vitals Vault cheaper?
Vitals Vault starts lower at $99 per year versus $365 at Function Health, comparing each program's lowest all-in plan.
Which is better, Function Health or Vitals Vault?
On our published score Function Health rates 9.0 and Vitals Vault rates 9.2. Function Health is best for people who want the widest yearly panel, retested twice, in one membership; Vitals Vault is best for people who want a one-time Quest panel with all fees in one price.
Do Function Health and Vitals Vault offer the same treatments?
Function Health: Longevity memberships. Vitals Vault: Lab test orders.
Does either include the medication in the price?
Function Health: not stated. Vitals Vault: not stated.
Blood Test Watchdog compares testing services. It is not medical advice, does not interpret results and does not publish reference ranges as advice. Talk to a licensed clinician about which tests you need and what your results mean. Compare other programs.