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Function Market Share Analysis for September 2026

Find answers about Function Health membership, lab testing, scans, billing, and results.

Health > Alternative and Natural Medicine

Domainfunctionhealth.com

Year Founded--

Employees1001 - 5000

Annual Revenue--

Function

Function (including company regionals)

functionhealth.com

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Total visits to Function's top domains

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Total visits last 3 months

Subsidiaries Breakdown

functionhealth.com2.7M

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Avg. visit duration in Function's top domains

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Average visit duration last 3 months

Subsidiaries Breakdown

functionhealth.com00:01:20

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Avg. pageviews on Function's top domains

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Average page views last 3 months

Subsidiaries Breakdown

functionhealth.com3.98

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Function top competitors by domain

Top similar sites in September 2026, ranked by their affinity

galleri.comCompany NameGalleri TestEmployees201 - 500HQUnited States, California, Menlo ParkAnnual revenue--Total visits156.5KHealth > Health Conditions and Concerns

Top technologies used by Function

These are the website technologies, by industry, used by Function top domains

Advertising (6)

DoubleClick

Conversion & Analytics (4)

Google Analytics

Social (4)

Instagram

Audio Video Media (3)

YouTube

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11

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News & Signals from Function

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NewsNeko Health AB identified as competitor of Function Health.* Investors are betting preventative care is the next trillion-dollar category, but Neko faces stiff competition from Function Health's $499 lab-first model and Prenuvo-style MRI scanners, plus questions about FDA clearance and real clinical value.

NewsQuest Diagnostics Incorporated partnered with Function Health on Dec 31st '25Quest's consumer-health business, which includes its QuestHealth.com direct-to-consumer operations and partnerships with Function Health, Junction Health, Hims & Hers, Hone Health, WHOOP, Oura and Apple Health, was a $250 million business at the end of 2025 and was expected to grow at least 30% in 2026, according to Davis.

NewsFunction Health is developing continuous learning system on Sep 14th '26Function's Medical Intelligence Lab(TM)(MI Lab(TM) is leveraging a dedicated clinical team to develop a continuous learning system that helps its members see, understand, and act on their biology over time.