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Vial›Compare›Everlywell vs Function Health
VIAL TRUST COMPARISON

Everlywell vs Function Health

Biggest Differences

  1. Geographic reach
    Function Health is available in all 50 states compared to Everlywell's 0, which may decide the question before any other signal if you're outside Everlywell's footprint.
  2. Trust Score gap (6 points)
    Function Health scores 79/100 to Everlywell's 73/100, a 6-point spread driven by the differences below.
  3. NPI registration
    Everlywell has a registered organizational NPI on file with CMS, which lets you confirm legal entity status independently; Function Health does not.

Everlywell

Lab / Diagnostic
73/ 100
Meets baseline compliance standards.
Moderate Confidence· 4/9
Full report →
vs

Function Health

Lab / Diagnostic
79/ 100
Meets baseline compliance standards.
Moderate Confidence· 5/9
Full report →
Generated by Vial · May 14, 2026
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Signal-by-Signal

Compliance Comparison

SignalEverlywellFunction HealthEdge
NPI Registration✓ Registered✗ Not FoundEverlywell
FDA Enforcement✓ No Actions Found✓ No Actions FoundSame
PCAB Accreditation✗ Not Accredited✗ Not AccreditedSame
LegitScript✗ Not Certified✗ Not CertifiedSame
Physician Credentials✗ Not Disclosed✓ ListedFunction
Vial Trust Score73/10079/100Function
Vial Analysis

Our Assessment

Everlywell
Best for
    Main strength
    ↑ Federally registered with clean FDA record
    Main caution
    ⚠ No LegitScript or PCAB certification on record
    Function Health
    Best for
      Main strength
      ↑ No active FDA enforcement actions on record
      Main caution
      ⚠ NPI registration not confirmed in federal registry

      Both providers show similar public records. Your choice may come down to treatment type, state availability, and pricing.

      Comparison reflects publicly disclosed federal and state records only. Vial does not audit clinical quality or patient outcomes.

      Provider A

      Everlywell

      DeliveryHybrid
      Price TierMid
      Provider B

      Function Health

      DeliveryTelehealth Only
      Price TierMid
      HQSan Francisco, CA
      Services: Metabolic Health, Longevity Protocols, Cognitive Performance

      Want to run a full compliance report on either provider?

      VIAL

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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.