VIAL TRUST COMPARISON
Function Health vs Human Longevity
Biggest Differences
- Physician disclosureHuman Longevity publishes named clinical leadership you can research before signing up; Function Health describes its clinical team in aggregate without identifying specific physicians.
- Geographic reachFunction Health is available in all 50 states compared to Human Longevity's 0, which may decide the question before any other signal if you're outside Human Longevity's footprint.
- Trust Score gap (7 points)Function Health scores 79/100 to Human Longevity's 72/100, a 7-point spread driven by the differences below.
Function Health
Lab / Diagnostic79/ 100
Meets baseline compliance standards.
Moderate Confidence· 5/9
Full report →vs
Human Longevity
Lab / Diagnostic72/ 100
Meets baseline compliance standards.
Moderate Confidence· 5/9
Full report →Generated by Vial · May 15, 2026
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Provider A
Function Health
DeliveryTelehealth Only
Price TierMid
HQSan Francisco, CA
Services: Metabolic Health, Longevity Protocols, Cognitive Performance
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Comparison based on public federal and state records including NPI Registry, FDA enforcement database, and PCAB accreditation directory. Updated weekly. Not a medical endorsement.