PROVIDER DIRECTORY
Evaluate TRT, peptide, GLP-1, and longevity providers
Every provider below is scored on public federal compliance signals (FDA, OIG, NPI), physician disclosure, pharmacy partnerships, and operational transparency. Click any provider for the full evaluation, including questions worth asking before you pay.
Sorted by Vial Trust Score. Updated continuously from public records.
Showing 1–4 of 4 providers
Lab / Diagnostic
Function Health
Vial Trust Score
Vial Trust Score reflects 20+ signals across six dimensions: federal compliance, transparency, operational verification, and more. See methodology for the full breakdown.
How we calculate scores →79
Lab & Diagnostic · Membership Model
San Francisco, CA
$$◆ Standout
Lab / Diagnostic
Marek Diagnostics
Vial Trust Score
Vial Trust Score reflects 20+ signals across six dimensions: federal compliance, transparency, operational verification, and more. See methodology for the full breakdown.
How we calculate scores →75
Lab & Diagnostic
Scottsdale, AZ
$$$
Lab / Diagnostic
InsideTracker
Vial Trust Score
Vial Trust Score reflects 20+ signals across six dimensions: federal compliance, transparency, operational verification, and more. See methodology for the full breakdown.
How we calculate scores →73
Lab & Diagnostic · In-House Lab
Boston, MA
$$
Lab / Diagnostic
Human Longevity
Vial Trust Score
Vial Trust Score reflects 20+ signals across six dimensions: federal compliance, transparency, operational verification, and more. See methodology for the full breakdown.
How we calculate scores →72
Lab & Diagnostic · In-House Lab
San Diego, CA
$$$