Blood test provider comparisons
Head-to-head comparisons of the leading blood-testing memberships. Each page breaks down the exact biomarkers both include and where they diverge, the price per biomarker, who founded each company and whether a doctor is on the team, and the apps each has built.
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- Function Health vs InsideTracker: 100+ biomarkers twice a year vs an athlete-focused panel with an action plan.
- Function Health vs Mito Health: The category leader vs a doctor-reviewed longevity panel that undercuts it on price.
- Function Health vs Marek Health: Broad preventive screening vs a hormone- and TRT-focused panel with a clinician review.
- Function Health vs Everlywell: A membership with 100+ markers vs Everlywell's one-off 83-biomarker mail-in kit.
- Function Health vs Empirical Health: The best-known panel vs a physician-led service with medication and lifestyle guidance.
- Superpower vs InsideTracker: A $199 sci-fi dashboard vs InsideTracker's science-team panel and recommendations.
- Superpower vs Mito Health: Two longevity-flavored memberships at similar prices, one with a doctor review.
- InsideTracker vs Everlywell: Two of the oldest at-home testing brands, head to head on panel and price.
- Marek Health vs Mito Health: Hormone-optimization testing vs a broad doctor-reviewed longevity panel.
- Empirical Health vs Superpower: A physician-led panel with guidance vs a self-serve dashboard, at a similar price.