Mark R.
Best thing I ever did for my health
Best thing I ever did for my health
Response from Function HealthAug 10, 2026
To 100 healthy years.

Function gives you access to 160+ yearly lab tests—5x more than a typical annual physical—covering everything from heart, hormones, thyroid, liver, kidneys, heavy metals, nutrients, inflammation, and more, plus actionable insights from top doctors. All results are stored in one place, making it easy to spot trends, track progress, and take action.
Function Health (functionhealth.com) has 3,039 customer reviews on Five Star Index, with an average rating of 4.4 out of 5.
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Mark R.
Best thing I ever did for my health
Response from Function HealthAug 10, 2026
To 100 healthy years.
theresabyrne
The comparison to last tests showed areas I need to focus on. Very helpful information
Response from Function HealthAug 10, 2026
We’re honored to be part of your health journey. Thank you for sharing your experience with us.
Ellen W.
Easy to order labs and very comprehensive report!! Thank you!
Response from Function HealthAug 10, 2026
Honored to help you own your health.
Victoria
thorough testing and explanation
Response from Function HealthAug 10, 2026
To 100 healthy years.
KATHRINE J.
Function Health has allowed me access and control over testing to make my own health decisions. My providers have been very impressed by the quantity and quality of testing offered. I appreciate the ability to track my levels and results over time.
Response from Function HealthAug 10, 2026
Thank you for your thoughtful review. We’re thrilled the testing and historical tracking have been helpful.
Marshall
The deep dive of a 140-point blood test, evaluated by a clinician and transferred to my doctor for conversation about my health, gave me the ability to evaluate my supplements against my health, against my blood. This is invaluable information.
Response from Function HealthAug 10, 2026
Thank you for your kind words. We’re so glad the insights have been helpful in supporting conversations about your health.
Darla
Most detailed insight of what’s going on in your body in real time!! Worth every penny!
Response from Function HealthAug 10, 2026
Thank you for your kind words. We're thrilled that Function has been valuable to you.
Jim
Great communication. Easy process. Great information learned.
Response from Function HealthAug 10, 2026
Thank you for sharing your experience. We're grateful to be part of your health journey.