Data as of Aug 25, 2026 · Based on 3,181,687 AI responses across 10,525 prompts · See how Parse measures this
Function Health provides comprehensive lab testing services with over 160 tests available at 2,000+ Quest Diagnostics locations, covering areas like hormones, cancer risks, heart health, and aging. The service includes results explained by top doctors and personalized action plans to monitor early indicators of numerous diseases and track long-term health changes.
Words AI uses
AI reaches for comprehensive · best · extensive when it describes Function Health.
Sources
lifespanvault.com shapes more of what AI says about Function Health than any other source, at 11% of its citations.
time.com · generationlab.com · reddit.com · functionhealth.com
The market map
At-Home Genetic and Nutrition Testing →Where AI ranks Function Health
Excerpts where Function Health appeared in the AI's answer

Function Health : Widely considered a top choice for comprehensive breadth.

Function Health is widely regarded as the top choice for deep medical insight and maximum breadth.
Excerpts where Function Health appeared in the AI's answer

Function Health is probably the strongest overall longevity-tracking option right now.

Function Health (Best for Maximum Breadth): Offers $365 to $499 annual memberships covering 100+ biomarkers per draw
Excerpts where Function Health appeared in the AI's answer

Function Health This is more of a “comprehensive lab testing membership” than a vitamin service.
Excerpts where Function Health appeared in the AI's answer

Function Health focuses heavily on repeated biomarker testing because many health risks are influenced as much or more by environment and behavior as by inherited DNA.
Excerpts where Function Health appeared in the AI's answer

Function Health: While more of a comprehensive health tracking service, they provide actionable, clinician-reviewed recommendations based on 160+ blood markers, which can guide supplementation.

Function Health: A subscription service that provides 160+ biomarkers, including two blood draws and urine tests per year, with a clinician's analysis and recommendations