Blood Test Watchdog

Lifeforce vs SiPhox Health

SiPhox Health is cheaper to start ($298 vs $599 per year, lowest published plans). Lifeforce scores higher overall (7.5 vs 7.0).

By Julian Caraulani · prices checked

Quick verdict

Our pick between the two: Lifeforce

Lifeforce scores 7.5/10 against 7.0 for SiPhox Health, ahead on price and clinical care. SiPhox Health can still be the better fit: it is best for people who want to test at home on their own schedule and track change over time.

Side by side

LifeforceSiPhox Health
Lowest price$599/yr (one-time yearly fee)$298/yr (per testing cycle; slowest cadence is every 6 months)
Our score7.5/107.0/10
TreatmentsLongevity membershipsAt-home test kits, Hormone panels
Medication in priceNot statedNot stated
Drugs dispensedNot statedNot stated
LabsNot statedNot stated
MembershipNot statedNot stated
InsuranceNo; self-payNo; self-pay
StatesNot confirmed: no state list found on its own site (2026-10-31)48 states (not HI, NY), per its own site (2026-10-31)
CancellationMonthly plan cancel anytime. Membership fees refundable only within 30 days of purchase or 15 days after first diagnostic order (whichever first) and only if no services used; partial refunds discretionary.Cancel, pause or modify anytime from the account portal; keep access to past data.
FDA warning lettersNone found (October 31, 2026)None found (October 31, 2026)
Trustpilot4.2/5 (213 reviews)4.7/5 (718 reviews)
Best forPeople who want regular clinician consults with their testing and accept a higher price.People who want to test at home on their own schedule and track change over time.
Prices checked2026-10-312026-10-31

Lifeforce: a closer look

Clinician-led membership with at-home draws, 45-minute consults and add-on treatments. We searched the FDA warning-letter database on October 31, 2026 and found no letter naming Lifeforce.

In its favour

  • At-home phlebotomist included
  • 45-minute clinician consults included
  • HSA and FSA eligible

To weigh

  • Much higher all-in cost than test-only memberships: about $1,838 in year one on the monthly plan.
  • Prices differ across Lifeforce landers ($149 vs $199 first payment; diagnostic $599 vs earlier $349).
  • Narrow refund window and none once services are used.
  • Sells supplements and prescriptions; supplement claims not FDA-evaluated.

SiPhox Health: a closer look

At-home upper-arm kits on a subscription, tested monthly, quarterly or twice a year. We searched the FDA warning-letter database on October 31, 2026 and found no letter naming SiPhox Health.

In its favour

  • At-home upper-arm collection, no lab visit
  • Cancel, pause or switch panels any time
  • States CLIA and CAP accredited partner lab

To weigh

  • Headline price excludes $25 shipping per cycle; $99 is first cycle only.
  • Not available in New York or Hawaii.
  • Privacy policy allows selling aggregated data and sharing de-identified data with AI vendors.
  • Wellness-only service; outsourced lab, recurring subscription billed per cycle.

Which should you choose?

Choose Lifeforce

Best for people who want regular clinician consults with their testing and accept a higher price. Its lowest all-in plan is $599/yr (one-time yearly fee).

Check Lifeforce's price

Choose SiPhox Health

Best for people who want to test at home on their own schedule and track change over time. Its lowest all-in plan is $298/yr (per testing cycle; slowest cadence is every 6 months).

Check SiPhox Health's price

Lifeforce vs SiPhox Health: questions people ask

Is Lifeforce or SiPhox Health cheaper?

SiPhox Health starts lower at $298 per year versus $599 at Lifeforce, comparing each program's lowest all-in plan.

Which is better, Lifeforce or SiPhox Health?

On our published score Lifeforce rates 7.5 and SiPhox Health rates 7.0. Lifeforce is best for people who want regular clinician consults with their testing and accept a higher price; SiPhox Health is best for people who want to test at home on their own schedule and track change over time.

Do Lifeforce and SiPhox Health offer the same treatments?

Lifeforce: Longevity memberships. SiPhox Health: At-home test kits, Hormone panels.

Does either include the medication in the price?

Lifeforce: not stated. SiPhox Health: 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. Partner links may earn us a commission; our score never depends on it. Compare other programs.